gboolean
gdk_cairo_get_clip_rectangle (cairo_t *cr,
GdkRectangle *rect)
{
double x1, y1, x2, y2;
gboolean clip_exists;
cairo_clip_extents (cr, &x1, &y1, &x2, &y2);
clip_exists = x1 < x2 && y1 < y2;
if (rect)
{
x1 = floor (x1);
y1 = floor (y1);
x2 = ceil (x2);
y2 = ceil (y2);
rect->x = CLAMP (x1, G_MININT, G_MAXINT);
rect->y = CLAMP (y1, G_MININT, G_MAXINT);
rect->width = CLAMP (x2 - x1, G_MININT, G_MAXINT);
rect->height = CLAMP (y2 - y1, G_MININT, G_MAXINT);
}
return clip_exists;
}
static gboolean
_gtk_cairo_surface_extents (cairo_surface_t *surface,
GdkRectangle *extents)
{
double x1, x2, y1, y2;
cairo_t *cr;
g_return_val_if_fail (surface != NULL, FALSE);
g_return_val_if_fail (extents != NULL, FALSE);
cr = cairo_create (surface);
cairo_clip_extents (cr, &x1, &y1, &x2, &y2);
x1 = floor (x1);
y1 = floor (y1);
x2 = ceil (x2);
y2 = ceil (y2);
x2 -= x1;
y2 -= y1;
if (x1 < G_MININT || x1 > G_MAXINT ||
y1 < G_MININT || y1 > G_MAXINT ||
x2 > G_MAXINT || y2 > G_MAXINT)
{
extents->x = extents->y = extents->width = extents->height = 0;
return FALSE;
}
extents->x = x1;
extents->y = y1;
extents->width = x2;
extents->height = y2;
return TRUE;
}
static PyObject *
pycairo_clip_extents (PycairoContext *o) {
double x1, y1, x2, y2;
cairo_clip_extents (o->ctx, &x1, &y1, &x2, &y2);
RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
return Py_BuildValue("(dddd)", x1, y1, x2, y2);
}
gfxRect
gfxContext::GetClipExtents()
{
double xmin, ymin, xmax, ymax;
cairo_clip_extents(mCairo, &xmin, &ymin, &xmax, &ymax);
return gfxRect(xmin, ymin, xmax - xmin, ymax - ymin);
}
static VALUE
cr_clip_extents (VALUE self)
{
double x1, y1, x2, y2;
cairo_clip_extents (_SELF, &x1, &y1, &x2, &y2);
cr_check_status (_SELF);
return rb_ary_new3 (4,
rb_float_new (x1), rb_float_new (y1),
rb_float_new (x2), rb_float_new (y2));
}
static int
cr_clip_extents (lua_State *L) {
cairo_t **obj = luaL_checkudata(L, 1, OOCAIRO_MT_NAME_CONTEXT);
double x1, y1, x2, y2;
cairo_clip_extents(*obj, &x1, &y1, &x2, &y2);
lua_pushnumber(L, x1);
lua_pushnumber(L, y1);
lua_pushnumber(L, x2);
lua_pushnumber(L, y2);
return 4;
}
static gboolean draw(GtkWidget*, cairo_t* cr, wxGLCanvas* win)
{
win->m_exposed = true;
if (win->m_cairoPaintContext == NULL)
{
win->m_cairoPaintContext = cr;
cairo_reference(cr);
}
double x1, y1, x2, y2;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
win->GetUpdateRegion().Union(int(x1), int(y1), int(x2 - x1), int(y2 - y1));
return false;
}
static cairo_bool_t
check_clip_extents (const char *message, cairo_t *cr,
double x, double y, double width, double height)
{
double ext_x1, ext_y1, ext_x2, ext_y2;
cairo_clip_extents (cr, &ext_x1, &ext_y1, &ext_x2, &ext_y2);
if (ext_x1 == x && ext_y1 == y && ext_x2 == x + width && ext_y2 == y + height)
return 1;
cairo_test_log ("Error: %s; clip extents %f,%f,%f,%f should be %f,%f,%f,%f\n",
message, ext_x1, ext_y1, ext_x2 - ext_x1, ext_y2 - ext_y1,
x, y, width, height);
return 0;
}
static bool paintMozWidget(RenderTheme* theme, GtkThemeWidgetType type, RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& rect)
{
// No GdkWindow to render to, so return true to fall back
if (!i.context->gdkDrawable())
return true;
// Painting is disabled so just claim to have succeeded
if (i.context->paintingDisabled())
return false;
GtkWidgetState mozState;
setMozState(theme, &mozState, o);
int flags;
// We might want to make setting flags the caller's job at some point rather than doing it here.
switch (type) {
case MOZ_GTK_BUTTON:
flags = GTK_RELIEF_NORMAL;
break;
case MOZ_GTK_CHECKBUTTON:
case MOZ_GTK_RADIOBUTTON:
flags = theme->isChecked(o);
break;
default:
flags = 0;
break;
}
AffineTransform ctm = i.context->getCTM();
IntPoint pos = ctm.mapPoint(rect.location());
GdkRectangle gdkRect = IntRect(pos.x(), pos.y(), rect.width(), rect.height());
GtkTextDirection direction = gtkTextDirection(o->style()->direction());
// Find the clip rectangle
cairo_t *cr = i.context->platformContext();
double clipX1, clipX2, clipY1, clipY2;
cairo_clip_extents(cr, &clipX1, &clipY1, &clipX2, &clipY2);
GdkRectangle gdkClipRect;
gdkClipRect.width = clipX2 - clipX1;
gdkClipRect.height = clipY2 - clipY1;
IntPoint clipPos = ctm.mapPoint(IntPoint(clipX1, clipY1));
gdkClipRect.x = clipPos.x();
gdkClipRect.y = clipPos.y();
gdk_rectangle_intersect(&gdkRect, &gdkClipRect, &gdkClipRect);
return moz_gtk_widget_paint(type, i.context->gdkDrawable(), &gdkRect, &gdkClipRect, &mozState, flags, direction) != MOZ_GTK_SUCCESS;
}
static int ui_clip_extents(lua_State *L)
{
double x, y, w, h;
struct context *c = lua_touserdata(L, 1);
cairo_clip_extents(c->cr, &x, &y, &w, &h);
lua_pushnumber(L, x);
lua_pushnumber(L, y);
lua_pushnumber(L, w);
lua_pushnumber(L, h);
return 4;
}
void GraphicsContext::clipOut(const IntRect& r)
{
if (paintingDisabled())
return;
cairo_t* cr = platformContext()->cr();
double x1, y1, x2, y2;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
cairo_rectangle(cr, x1, y1, x2 - x1, y2 - y1);
cairo_rectangle(cr, r.x(), r.y(), r.width(), r.height());
cairo_fill_rule_t savedFillRule = cairo_get_fill_rule(cr);
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip(cr);
cairo_set_fill_rule(cr, savedFillRule);
}
void GraphicsContext::clipOut(const Path& path)
{
if (paintingDisabled())
return;
cairo_t* cr = platformContext()->cr();
double x1, y1, x2, y2;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
cairo_rectangle(cr, x1, y1, x2 - x1, y2 - y1);
appendWebCorePathToCairoContext(cr, path);
cairo_fill_rule_t savedFillRule = cairo_get_fill_rule(cr);
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip(cr);
cairo_set_fill_rule(cr, savedFillRule);
}
void GraphicsContext::clipOut(const Path& path)
{
if (paintingDisabled())
return;
cairo_t* cr = m_data->cr;
double x1, y1, x2, y2;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
cairo_rectangle(cr, x1, y1, x2 - x1, y2 - y1);
addPath(path);
cairo_fill_rule_t savedFillRule = cairo_get_fill_rule(cr);
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip(cr);
cairo_set_fill_rule(cr, savedFillRule);
}
static int cairo_clip_extents_l( lua_State* L )
{
double x1 = 0.0;
double y1 = 0.0;
double x2 = 0.0;
double y2 = 0.0;
lua_cairo_t* lc = lua_cairo_check( L, 1 );
cairo_clip_extents( lc->cairo, &x1, &y1, &x2, &y2 );
lua_pushnumber( L, x1 );
lua_pushnumber( L, y1 );
lua_pushnumber( L, x2 );
lua_pushnumber( L, y2 );
return( 4 );
}
void GraphicsContext::clipOut(const IntRect& r)
{
if (paintingDisabled())
return;
#if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1,4,0)
cairo_t* cr = m_data->cr;
double x1, y1, x2, y2;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
cairo_rectangle(cr, x1, x2, x2 - x1, y2 - y1);
cairo_rectangle(cr, r.x(), r.y(), r.width(), r.height());
cairo_fill_rule_t savedFillRule = cairo_get_fill_rule(cr);
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip(cr);
cairo_set_fill_rule(cr, savedFillRule);
#else
notImplemented();
#endif
}
static void
swfdec_shape_render (SwfdecGraphic *graphic, cairo_t *cr,
const SwfdecColorTransform *trans)
{
SwfdecShape *shape = SWFDEC_SHAPE (graphic);
SwfdecRect inval;
GSList *walk;
cairo_clip_extents (cr, &inval.x0, &inval.y0, &inval.x1, &inval.y1);
for (walk = shape->draws; walk; walk = walk->next) {
SwfdecDraw *draw = walk->data;
if (!swfdec_rect_intersect (NULL, &draw->extents, &inval))
continue;
swfdec_draw_paint (draw, cr, trans);
}
}
static void
swfdec_morph_movie_render (SwfdecMovie *movie, cairo_t *cr,
const SwfdecColorTransform *trans)
{
SwfdecMorphMovie *morph = SWFDEC_MORPH_MOVIE (movie);
SwfdecRect inval;
GSList *walk;
if (morph->draws == NULL)
swfdec_morph_movie_create_morphs (morph);
cairo_clip_extents (cr, &inval.x0, &inval.y0, &inval.x1, &inval.y1);
for (walk = morph->draws; walk; walk = walk->next) {
SwfdecDraw *draw = walk->data;
if (!swfdec_rect_intersect (NULL, &draw->extents, &inval))
continue;
swfdec_draw_paint (draw, cr, trans);
}
}
void GraphicsContext::clipOut(const IntRect& rect)
{
if (paintingDisabled())
return;
#if USE(WXGC)
wxGraphicsContext* gc = m_data->context->GetGraphicsContext();
#if wxUSE_CAIRO
double x1, y1, x2, y2;
cairo_t* cr = (cairo_t*)gc->GetNativeContext();
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
cairo_rectangle(cr, x1, y1, x2 - x1, y2 - y1);
cairo_rectangle(cr, rect.x(), rect.y(), rect.width(), rect.height());
cairo_fill_rule_t savedFillRule = cairo_get_fill_rule(cr);
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip(cr);
cairo_set_fill_rule(cr, savedFillRule);
#elif __WXMAC__
CGContextRef context = (CGContextRef)gc->GetNativeContext();
CGRect rects[2] = { CGContextGetClipBoundingBox(context), CGRectMake(rect.x(), rect.y(), rect.width(), rect.height()) };
CGContextBeginPath(context);
CGContextAddRects(context, rects, 2);
CGContextEOClip(context);
return;
#elif __WXMSW__
Gdiplus::Graphics* g = (Gdiplus::Graphics*)gc->GetNativeContext();
Gdiplus::Region excludeRegion(Gdiplus::Rect(rect.x(), rect.y(), rect.width(), rect.height()));
g->ExcludeClip(&excludeRegion);
return;
#endif
#endif // USE(WXGC)
notImplemented();
}
void PlatformContextCairo::clipForPatternFilling(const GraphicsContextState& state)
{
ASSERT(state.fillPattern);
// Hold current cairo path in a variable for restoring it after configuring the pattern clip rectangle.
auto currentPath = cairo_copy_path(m_cr.get());
cairo_new_path(m_cr.get());
// Initialize clipping extent from current cairo clip extents, then shrink if needed according to pattern.
// Inspired by GraphicsContextQt::drawRepeatPattern.
double x1, y1, x2, y2;
cairo_clip_extents(m_cr.get(), &x1, &y1, &x2, &y2);
FloatRect clipRect(x1, y1, x2 - x1, y2 - y1);
Image* patternImage = state.fillPattern->tileImage();
ASSERT(patternImage);
const AffineTransform& patternTransform = state.fillPattern->getPatternSpaceTransform();
FloatRect patternRect = patternTransform.mapRect(FloatRect(0, 0, patternImage->width(), patternImage->height()));
bool repeatX = state.fillPattern->repeatX();
bool repeatY = state.fillPattern->repeatY();
if (!repeatX) {
clipRect.setX(patternRect.x());
clipRect.setWidth(patternRect.width());
}
if (!repeatY) {
clipRect.setY(patternRect.y());
clipRect.setHeight(patternRect.height());
}
if (!repeatX || !repeatY) {
cairo_rectangle(m_cr.get(), clipRect.x(), clipRect.y(), clipRect.width(), clipRect.height());
cairo_clip(m_cr.get());
}
// Restoring cairo path.
cairo_append_path(m_cr.get(), currentPath);
cairo_path_destroy(currentPath);
}
void
cairodraw_dblock(cairo_t * cr, pcdblock b, int levels)
{
double sx, sy, ex, ey;
uint rsize, csize;
double scalex, scaley, scale;
/* Save Cairo state */
cairo_save(cr);
/* Obtain size of block */
rsize = b->rc->size;
csize = b->cc->size;
/* Obtain size of current Cairo bounding box */
cairo_clip_extents(cr, &sx, &sy, &ex, &ey);
/* Compute scaling factor */
scalex = (ex - sx) / rsize;
scaley = (ey - sy) / csize;
scale = (scalex < scaley ? scalex : scaley);
/* Center block in bounding box */
cairo_translate(cr,
0.5 * (ex - sx - scale * rsize),
0.5 * (ey - sy - scale * csize));
/* Scale coordinates */
cairo_scale(cr, scale, scale);
cairo_set_line_width(cr, cairo_get_line_width(cr) / scale);
/* Start drawing */
cairodraw_subblock(cr, b, levels);
/* Restore Cairo state */
cairo_restore(cr);
}
void lime_cairo_clip_extents (value handle, double x1, double y1, double x2, double y2) {
cairo_clip_extents ((cairo_t*)val_data (handle), &x1, &y1, &x2, &y2);
}
void lime_cairo_clip_extents (double handle, double x1, double y1, double x2, double y2) {
cairo_clip_extents ((cairo_t*)(intptr_t)handle, &x1, &y1, &x2, &y2);
}
static gboolean
nsgtk_window_draw_event(GtkWidget *widget, cairo_t *cr, gpointer data)
{
struct gui_window *gw = data;
struct gui_window *z;
struct rect clip;
struct redraw_context ctx = {
.interactive = true,
.background_images = true,
.plot = &nsgtk_plotters
};
double x1;
double y1;
double x2;
double y2;
assert(gw);
assert(gw->bw);
for (z = window_list; z && z != gw; z = z->next)
continue;
assert(z);
assert(GTK_WIDGET(gw->layout) == widget);
current_widget = (GtkWidget *)gw->layout;
current_cr = cr;
GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(gw->layout);
GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(gw->layout);
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
clip.x0 = x1;
clip.y0 = y1;
clip.x1 = x2;
clip.y1 = y2;
browser_window_redraw(gw->bw,
-gtk_adjustment_get_value(hscroll),
-gtk_adjustment_get_value(vscroll),
&clip,
&ctx);
if (gw->careth != 0) {
nsgtk_plot_caret(gw->caretx, gw->carety, gw->careth);
}
current_widget = NULL;
return FALSE;
}
#else
static gboolean
nsgtk_window_draw_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
{
struct gui_window *gw = data;
struct gui_window *z;
struct rect clip;
struct redraw_context ctx = {
.interactive = true,
.background_images = true,
.plot = &nsgtk_plotters
};
assert(gw);
assert(gw->bw);
for (z = window_list; z && z != gw; z = z->next)
continue;
assert(z);
assert(GTK_WIDGET(gw->layout) == widget);
current_widget = (GtkWidget *)gw->layout;
current_cr = gdk_cairo_create(nsgtk_layout_get_bin_window(gw->layout));
clip.x0 = event->area.x;
clip.y0 = event->area.y;
clip.x1 = event->area.x + event->area.width;
clip.y1 = event->area.y + event->area.height;
browser_window_redraw(gw->bw, 0, 0, &clip, &ctx);
if (gw->careth != 0) {
nsgtk_plot_caret(gw->caretx, gw->carety, gw->careth);
}
cairo_destroy(current_cr);
current_widget = NULL;
return FALSE;
}
#endif
static gboolean nsgtk_window_motion_notify_event(GtkWidget *widget,
GdkEventMotion *event, gpointer data)
{
struct gui_window *g = data;
bool shift = event->state & GDK_SHIFT_MASK;
bool ctrl = event->state & GDK_CONTROL_MASK;
if ((abs(event->x - g->last_x) < 5) &&
(abs(event->y - g->last_y) < 5)) {
/* Mouse hasn't moved far enough from press coordinate for this
* to be considered a drag. */
return FALSE;
} else {
/* This is a drag, ensure it's always treated as such, even if
* we drag back over the press location */
g->last_x = INT_MIN;
g->last_y = INT_MIN;
}
if (g->mouse.state & BROWSER_MOUSE_PRESS_1) {
/* Start button 1 drag */
browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG_1,
g->mouse.pressed_x, g->mouse.pressed_y);
/* Replace PRESS with HOLDING and declare drag in progress */
g->mouse.state ^= (BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_HOLDING_1);
g->mouse.state |= BROWSER_MOUSE_DRAG_ON;
} else if (g->mouse.state & BROWSER_MOUSE_PRESS_2) {
/* Start button 2 drag */
browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG_2,
g->mouse.pressed_x, g->mouse.pressed_y);
/* Replace PRESS with HOLDING and declare drag in progress */
g->mouse.state ^= (BROWSER_MOUSE_PRESS_2 |
BROWSER_MOUSE_HOLDING_2);
g->mouse.state |= BROWSER_MOUSE_DRAG_ON;
}
/* Handle modifiers being removed */
if (g->mouse.state & BROWSER_MOUSE_MOD_1 && !shift)
g->mouse.state ^= BROWSER_MOUSE_MOD_1;
if (g->mouse.state & BROWSER_MOUSE_MOD_2 && !ctrl)
g->mouse.state ^= BROWSER_MOUSE_MOD_2;
browser_window_mouse_track(g->bw, g->mouse.state,
event->x / browser_window_get_scale(g->bw),
event->y / browser_window_get_scale(g->bw));
return TRUE;
}
static gboolean nsgtk_window_button_press_event(GtkWidget *widget,
GdkEventButton *event, gpointer data)
{
struct gui_window *g = data;
gtk_widget_grab_focus(GTK_WIDGET(g->layout));
gtk_widget_hide(GTK_WIDGET(nsgtk_scaffolding_history_window(
g->scaffold)->window));
g->mouse.pressed_x = event->x / browser_window_get_scale(g->bw);
g->mouse.pressed_y = event->y / browser_window_get_scale(g->bw);
switch (event->button) {
case 1: /* Left button, usually. Pass to core as BUTTON 1. */
g->mouse.state = BROWSER_MOUSE_PRESS_1;
break;
case 2: /* Middle button, usually. Pass to core as BUTTON 2 */
g->mouse.state = BROWSER_MOUSE_PRESS_2;
break;
case 3: /* Right button, usually. Action button, context menu. */
browser_window_remove_caret(g->bw, true);
nsgtk_scaffolding_popup_menu(g->scaffold, g->mouse.pressed_x,
g->mouse.pressed_y);
return TRUE;
default:
return FALSE;
}
/* Modify for double & triple clicks */
if (event->type == GDK_3BUTTON_PRESS)
g->mouse.state |= BROWSER_MOUSE_TRIPLE_CLICK;
else if (event->type == GDK_2BUTTON_PRESS)
g->mouse.state |= BROWSER_MOUSE_DOUBLE_CLICK;
/* Handle the modifiers too */
if (event->state & GDK_SHIFT_MASK)
g->mouse.state |= BROWSER_MOUSE_MOD_1;
if (event->state & GDK_CONTROL_MASK)
g->mouse.state |= BROWSER_MOUSE_MOD_2;
/* Record where we pressed, for use when determining whether to start
* a drag in motion notify events. */
g->last_x = event->x;
g->last_y = event->y;
browser_window_mouse_click(g->bw, g->mouse.state, g->mouse.pressed_x,
g->mouse.pressed_y);
return TRUE;
}
static gboolean nsgtk_window_button_release_event(GtkWidget *widget,
GdkEventButton *event, gpointer data)
{
struct gui_window *g = data;
bool shift = event->state & GDK_SHIFT_MASK;
bool ctrl = event->state & GDK_CONTROL_MASK;
/* If the mouse state is PRESS then we are waiting for a release to emit
* a click event, otherwise just reset the state to nothing */
if (g->mouse.state & BROWSER_MOUSE_PRESS_1)
g->mouse.state ^= (BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1);
else if (g->mouse.state & BROWSER_MOUSE_PRESS_2)
g->mouse.state ^= (BROWSER_MOUSE_PRESS_2 | BROWSER_MOUSE_CLICK_2);
/* Handle modifiers being removed */
if (g->mouse.state & BROWSER_MOUSE_MOD_1 && !shift)
g->mouse.state ^= BROWSER_MOUSE_MOD_1;
if (g->mouse.state & BROWSER_MOUSE_MOD_2 && !ctrl)
g->mouse.state ^= BROWSER_MOUSE_MOD_2;
if (g->mouse.state & (BROWSER_MOUSE_CLICK_1 | BROWSER_MOUSE_CLICK_2)) {
browser_window_mouse_click(g->bw, g->mouse.state,
event->x / browser_window_get_scale(g->bw),
event->y / browser_window_get_scale(g->bw));
} else {
browser_window_mouse_track(g->bw, 0,
event->x / browser_window_get_scale(g->bw),
event->y / browser_window_get_scale(g->bw));
}
g->mouse.state = 0;
return TRUE;
}
static gboolean
nsgtk_window_scroll_event(GtkWidget *widget,
GdkEventScroll *event,
gpointer data)
{
struct gui_window *g = data;
double value;
double deltax = 0;
double deltay = 0;
GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(g->layout);
GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(g->layout);
GtkAllocation alloc;
switch (event->direction) {
case GDK_SCROLL_LEFT:
deltax = -1.0;
break;
case GDK_SCROLL_UP:
deltay = -1.0;
break;
case GDK_SCROLL_RIGHT:
deltax = 1.0;
break;
case GDK_SCROLL_DOWN:
deltay = 1.0;
break;
#if GTK_CHECK_VERSION(3,4,0)
case GDK_SCROLL_SMOOTH:
gdk_event_get_scroll_deltas((GdkEvent *)event, &deltax, &deltay);
break;
#endif
default:
LOG(("Unhandled mouse scroll direction"));
return TRUE;
}
deltax *= nsgtk_adjustment_get_step_increment(hscroll);
deltay *= nsgtk_adjustment_get_step_increment(vscroll);
if (browser_window_scroll_at_point(g->bw,
event->x / browser_window_get_scale(g->bw),
event->y / browser_window_get_scale(g->bw),
deltax, deltay) != true) {
/* core did not handle event so change adjustments */
/* Horizontal */
if (deltax != 0) {
value = gtk_adjustment_get_value(hscroll) + deltax;
/* @todo consider gtk_widget_get_allocated_width() */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
if (value > nsgtk_adjustment_get_upper(hscroll) - alloc.width) {
value = nsgtk_adjustment_get_upper(hscroll) - alloc.width;
}
if (value < nsgtk_adjustment_get_lower(hscroll)) {
value = nsgtk_adjustment_get_lower(hscroll);
}
gtk_adjustment_set_value(hscroll, value);
}
/* Vertical */
if (deltay != 0) {
value = gtk_adjustment_get_value(vscroll) + deltay;
/* @todo consider gtk_widget_get_allocated_height */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
if (value > (nsgtk_adjustment_get_upper(vscroll) - alloc.height)) {
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
}
if (value < nsgtk_adjustment_get_lower(vscroll)) {
value = nsgtk_adjustment_get_lower(vscroll);
}
gtk_adjustment_set_value(vscroll, value);
}
}
return TRUE;
}
static gboolean nsgtk_window_keypress_event(GtkWidget *widget,
GdkEventKey *event, gpointer data)
{
struct gui_window *g = data;
uint32_t nskey = gtk_gui_gdkkey_to_nskey(event);
if (browser_window_key_press(g->bw, nskey))
return TRUE;
if ((event->state & 0x7) != 0)
return TRUE;
double value;
GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(g->layout);
GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(g->layout);
GtkAllocation alloc;
/* @todo consider gtk_widget_get_allocated_width() */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
switch (event->keyval) {
case GDK_KEY(Home):
case GDK_KEY(KP_Home):
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(End):
case GDK_KEY(KP_End):
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
if (value < nsgtk_adjustment_get_lower(vscroll))
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Left):
case GDK_KEY(KP_Left):
value = gtk_adjustment_get_value(hscroll) -
nsgtk_adjustment_get_step_increment(hscroll);
if (value < nsgtk_adjustment_get_lower(hscroll))
value = nsgtk_adjustment_get_lower(hscroll);
gtk_adjustment_set_value(hscroll, value);
break;
case GDK_KEY(Up):
case GDK_KEY(KP_Up):
value = gtk_adjustment_get_value(vscroll) -
nsgtk_adjustment_get_step_increment(vscroll);
if (value < nsgtk_adjustment_get_lower(vscroll))
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Right):
case GDK_KEY(KP_Right):
value = gtk_adjustment_get_value(hscroll) +
nsgtk_adjustment_get_step_increment(hscroll);
if (value > nsgtk_adjustment_get_upper(hscroll) - alloc.width)
value = nsgtk_adjustment_get_upper(hscroll) - alloc.width;
gtk_adjustment_set_value(hscroll, value);
break;
case GDK_KEY(Down):
case GDK_KEY(KP_Down):
value = gtk_adjustment_get_value(vscroll) +
nsgtk_adjustment_get_step_increment(vscroll);
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height)
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Page_Up):
case GDK_KEY(KP_Page_Up):
value = gtk_adjustment_get_value(vscroll) -
nsgtk_adjustment_get_page_increment(vscroll);
if (value < nsgtk_adjustment_get_lower(vscroll))
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Page_Down):
case GDK_KEY(KP_Page_Down):
value = gtk_adjustment_get_value(vscroll) +
nsgtk_adjustment_get_page_increment(vscroll);
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height)
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
gtk_adjustment_set_value(vscroll, value);
break;
default:
break;
}
return TRUE;
}
static gboolean nsgtk_window_size_allocate_event(GtkWidget *widget,
GtkAllocation *allocation, gpointer data)
{
struct gui_window *g = data;
g->bw->reformat_pending = true;
browser_reformat_pending = true;
return TRUE;
}
/** when the pane position is changed update the user option
*
* The slightly awkward implementation with the first allocation flag
* is necessary because the initial window creation does not cause an
* allocate-event signal so the position value in the pane is incorrect
* and we cannot know what it should be until after the allocation
* (which did not generate a signal) is done as the user position is a
* percentage of pane total width not an absolute value.
*/
static void
nsgtk_paned_notify__position(GObject *gobject, GParamSpec *pspec, gpointer data)
{
struct gui_window *g = data;
GtkAllocation pane_alloc;
gtk_widget_get_allocation(GTK_WIDGET(g->paned), &pane_alloc);
if (g->paned_sized == false)
{
g->paned_sized = true;
gtk_paned_set_position(g->paned,
(nsoption_int(toolbar_status_size) * pane_alloc.width) / 10000);
return;
}
nsoption_set_int(toolbar_status_size,
((gtk_paned_get_position(g->paned) * 10000) / (pane_alloc.width - 1)));
}
/** Set status bar / scroll bar proportion according to user option
* when pane is resized.
*/
static gboolean nsgtk_paned_size_allocate_event(GtkWidget *widget,
GtkAllocation *allocation, gpointer data)
{
gtk_paned_set_position(GTK_PANED(widget),
(nsoption_int(toolbar_status_size) * allocation->width) / 10000);
return TRUE;
}
/* destroy the browsing context as there is nothing to display it now */
static void window_destroy(GtkWidget *widget, gpointer data)
{
struct gui_window *gw = data;
browser_window_destroy(gw->bw);
}
/* Core interface documented in desktop/gui.h to create a gui_window */
static struct gui_window *
gui_window_create(struct browser_window *bw,
struct gui_window *existing,
gui_window_create_flags flags)
{
struct gui_window *g; /**< what we're creating to return */
GError* error = NULL;
bool tempback;
GtkBuilder* xml;
/* open builder file first to ease error handling on faliure */
xml = gtk_builder_new();
if (!gtk_builder_add_from_file(xml,
glade_file_location->tabcontents,
&error)) {
g_warning ("Couldn't load builder file: %s", error->message);
g_error_free(error);
return NULL;
}
g = calloc(1, sizeof(*g));
if (!g) {
warn_user("NoMemory", 0);
g_object_unref(xml);
return NULL;
}
LOG(("Creating gui window %p for browser window %p", g, bw));
g->bw = bw;
g->mouse.state = 0;
g->current_pointer = GUI_POINTER_DEFAULT;
if (flags & GW_CREATE_CLONE) {
assert(existing != NULL);
bw->scale = existing->bw->scale;
} else {
bw->scale = nsoption_int(scale) / 100;
}
/* attach scaffold */
if (flags & GW_CREATE_TAB) {
assert(existing != NULL);
g->scaffold = existing->scaffold;
} else {
/* Now construct and attach a scaffold */
g->scaffold = nsgtk_new_scaffolding(g);
}
if (g->scaffold == NULL) {
warn_user("NoMemory", 0);
free(g);
g_object_unref(xml);
return NULL;
}
/* Construct our primary elements */
g->container = GTK_WIDGET(gtk_builder_get_object(xml, "tabContents"));
g->layout = GTK_LAYOUT(gtk_builder_get_object(xml, "layout"));
g->status_bar = GTK_LABEL(gtk_builder_get_object(xml, "status_bar"));
g->paned = GTK_PANED(gtk_builder_get_object(xml, "hpaned1"));
/* add new gui window to global list (push_top) */
if (window_list) {
window_list->prev = g;
}
g->next = window_list;
g->prev = NULL;
window_list = g;
/* set the events we're interested in receiving from the browser's
* drawing area.
*/
gtk_widget_add_events(GTK_WIDGET(g->layout),
GDK_EXPOSURE_MASK |
GDK_LEAVE_NOTIFY_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_KEY_PRESS_MASK |
GDK_KEY_RELEASE_MASK |
GDK_SCROLL_MASK);
nsgtk_widget_set_can_focus(GTK_WIDGET(g->layout), TRUE);
/* set the default background colour of the drawing area to white. */
nsgtk_widget_override_background_color(GTK_WIDGET(g->layout),
GTK_STATE_NORMAL,
0, 0xffff, 0xffff, 0xffff);
nsgtk_connect_draw_event(GTK_WIDGET(g->layout),
G_CALLBACK(nsgtk_window_draw_event), g);
/* layout signals */
CONNECT(g->layout, "motion-notify-event",
nsgtk_window_motion_notify_event, g);
g->signalhandler[NSGTK_WINDOW_SIGNAL_CLICK] =
CONNECT(g->layout, "button-press-event",
nsgtk_window_button_press_event, g);
CONNECT(g->layout, "button-release-event",
nsgtk_window_button_release_event, g);
CONNECT(g->layout, "key-press-event",
nsgtk_window_keypress_event, g);
CONNECT(g->layout, "size-allocate",
nsgtk_window_size_allocate_event, g);
CONNECT(g->layout, "scroll-event",
nsgtk_window_scroll_event, g);
/* status pane signals */
CONNECT(g->paned, "size-allocate",
nsgtk_paned_size_allocate_event, g);
CONNECT(g->paned, "notify::position",
nsgtk_paned_notify__position, g);
/* gtk container destructor */
CONNECT(g->container, "destroy",
window_destroy, g);
/* add the tab container to the scaffold notebook */
switch (temp_open_background) {
case -1:
tempback = !(nsoption_bool(focus_new));
break;
case 0:
tempback = false;
break;
default:
tempback = true;
break;
}
nsgtk_tab_add(g, g->container, tempback);
/* safe to drop the reference to the xml as the container is
* referenced by the notebook now.
*/
g_object_unref(xml);
return g;
}
void nsgtk_reflow_all_windows(void)
{
for (struct gui_window *g = window_list; g; g = g->next) {
nsgtk_tab_options_changed(
nsgtk_scaffolding_notebook(g->scaffold));
g->bw->reformat_pending = true;
}
browser_reformat_pending = true;
}
/**
* Process pending reformats
*/
void nsgtk_window_process_reformats(void)
{
struct gui_window *g;
GtkAllocation alloc;
browser_reformat_pending = false;
for (g = window_list; g; g = g->next) {
if (!g->bw->reformat_pending)
continue;
g->bw->reformat_pending = false;
/* @todo consider gtk_widget_get_allocated_width() */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
browser_window_reformat(g->bw, false, alloc.width, alloc.height);
}
}
void nsgtk_window_destroy_browser(struct gui_window *gw)
{
/* remove tab */
gtk_widget_destroy(gw->container);
}
IntRect GraphicsContext::clipBounds() const
{
double x1, x2, y1, y2;
cairo_clip_extents(platformContext()->cr(), &x1, &y1, &x2, &y2);
return enclosingIntRect(FloatRect(x1, y1, x2 - x1, y2 - y1));
}
void Context::clipExtents( double *x1, double *y1, double *x2, double *y2 )
{
cairo_clip_extents( mCairo, x1, y1, x2, y2 );
}
static void
gtk_css_style_render_frame_gap (GtkCssStyle *style,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkPositionType gap_side,
gdouble xy0_gap,
gdouble xy1_gap,
GtkJunctionSides junction)
{
gint border_width;
GtkCssValue *corner[4];
gdouble x0, y0, x1, y1, xc = 0.0, yc = 0.0, wc = 0.0, hc = 0.0;
GtkBorder border;
border.top = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_TOP_WIDTH), 100);
border.right = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_RIGHT_WIDTH), 100);
border.bottom = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_BOTTOM_WIDTH), 100);
border.left = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_LEFT_WIDTH), 100);
corner[GTK_CSS_TOP_LEFT] = gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_TOP_LEFT_RADIUS);
corner[GTK_CSS_TOP_RIGHT] = gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_TOP_RIGHT_RADIUS);
corner[GTK_CSS_BOTTOM_LEFT] = gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_BOTTOM_LEFT_RADIUS);
corner[GTK_CSS_BOTTOM_RIGHT] = gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_BOTTOM_RIGHT_RADIUS);
border_width = MIN (MIN (border.top, border.bottom),
MIN (border.left, border.right));
cairo_save (cr);
switch (gap_side)
{
case GTK_POS_TOP:
xc = x + xy0_gap + border_width;
yc = y;
wc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
hc = border_width;
if (xy0_gap < _gtk_css_corner_value_get_x (corner[GTK_CSS_TOP_LEFT], width))
junction |= GTK_JUNCTION_CORNER_TOPLEFT;
if (xy1_gap > width - _gtk_css_corner_value_get_x (corner[GTK_CSS_TOP_RIGHT], width))
junction |= GTK_JUNCTION_CORNER_TOPRIGHT;
break;
case GTK_POS_BOTTOM:
xc = x + xy0_gap + border_width;
yc = y + height - border_width;
wc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
hc = border_width;
if (xy0_gap < _gtk_css_corner_value_get_x (corner[GTK_CSS_BOTTOM_LEFT], width))
junction |= GTK_JUNCTION_CORNER_BOTTOMLEFT;
if (xy1_gap > width - _gtk_css_corner_value_get_x (corner[GTK_CSS_BOTTOM_RIGHT], width))
junction |= GTK_JUNCTION_CORNER_BOTTOMRIGHT;
break;
case GTK_POS_LEFT:
xc = x;
yc = y + xy0_gap + border_width;
wc = border_width;
hc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
if (xy0_gap < _gtk_css_corner_value_get_y (corner[GTK_CSS_TOP_LEFT], height))
junction |= GTK_JUNCTION_CORNER_TOPLEFT;
if (xy1_gap > height - _gtk_css_corner_value_get_y (corner[GTK_CSS_BOTTOM_LEFT], height))
junction |= GTK_JUNCTION_CORNER_BOTTOMLEFT;
break;
case GTK_POS_RIGHT:
xc = x + width - border_width;
yc = y + xy0_gap + border_width;
wc = border_width;
hc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
if (xy0_gap < _gtk_css_corner_value_get_y (corner[GTK_CSS_TOP_RIGHT], height))
junction |= GTK_JUNCTION_CORNER_TOPRIGHT;
if (xy1_gap > height - _gtk_css_corner_value_get_y (corner[GTK_CSS_BOTTOM_RIGHT], height))
junction |= GTK_JUNCTION_CORNER_BOTTOMRIGHT;
break;
}
cairo_clip_extents (cr, &x0, &y0, &x1, &y1);
cairo_rectangle (cr, x0, y0, x1 - x0, yc - y0);
cairo_rectangle (cr, x0, yc, xc - x0, hc);
cairo_rectangle (cr, xc + wc, yc, x1 - (xc + wc), hc);
cairo_rectangle (cr, x0, yc + hc, x1 - x0, y1 - (yc + hc));
cairo_clip (cr);
gtk_css_style_render_border (style, cr,
x, y, width, height,
0, junction);
cairo_restore (cr);
}
PangoLayout*
gdip_pango_setup_layout (GpGraphics *graphics, GDIPCONST WCHAR *stringUnicode, int length, GDIPCONST GpFont *font,
GDIPCONST RectF *rc, RectF *box, GDIPCONST GpStringFormat *format, int **charsRemoved)
{
GpStringFormat *fmt;
PangoLayout *layout;
PangoContext *context;
PangoRectangle logical; /* logical size of text (used for alignment) */
PangoRectangle ink; /* ink size of text (to pixel boundaries) */
PangoAttrList *list = NULL;
GString *ftext;
PangoTabArray *tabs;
PangoLayoutIter *iter;
int i;
int FrameWidth; /* rc->Width (or rc->Height if vertical) */
int FrameHeight; /* rc->Height (or rc->Width if vertical) */
int FrameX; /* rc->X (or rc->Y if vertical) */
int FrameY; /* rc->Y (or rc->X if vertical) */
int y0; /* y0,y1,clipNN used for checking line positions vs. clip rectangle */
int y1;
double clipx1;
double clipx2;
double clipy1;
double clipy2;
int trimSpace; /* whether or not to trim the space */
gchar *text = ucs2_to_utf8 (stringUnicode, length);
if (!text)
return NULL;
length = strlen(text);
if (charsRemoved) {
(*charsRemoved) = GdipAlloc (sizeof (int) * length);
if (!*charsRemoved) {
GdipFree (text);
return NULL;
}
memset (*charsRemoved, 0, sizeof (int) * length);
}
/* TODO - Digit substitution */
// g_warning ("layout >%s< (%d) [x %g, y %g, w %g, h %g] [font %s, %g points]", text, length, rc->X, rc->Y, rc->Width, FrameHeight, font->face, font->emSize);
/* a NULL format is valid, it means get the generic default values (and free them later) */
if (!format) {
GpStatus status = GdipStringFormatGetGenericDefault ((GpStringFormat **)&fmt);
if (status != Ok) {
GdipFree (text);
return NULL;
}
} else {
fmt = (GpStringFormat *)format;
}
layout = pango_cairo_create_layout (graphics->ct);
/* context is owned by Pango (i.e. not referenced counted) do not free */
context = pango_layout_get_context (layout);
pango_layout_set_font_description (layout, gdip_get_pango_font_description ((GpFont*) font));
if (fmt->formatFlags & StringFormatFlagsDirectionVertical) {
FrameWidth = MAKE_SAFE_FOR_PANGO (SAFE_FLOAT_TO_UINT32 (rc->Height));
FrameHeight = MAKE_SAFE_FOR_PANGO (SAFE_FLOAT_TO_UINT32 (rc->Width));
FrameX = SAFE_FLOAT_TO_UINT32 (rc->Y);
FrameY = SAFE_FLOAT_TO_UINT32 (rc->X);
} else {
FrameWidth = MAKE_SAFE_FOR_PANGO (SAFE_FLOAT_TO_UINT32 (rc->Width));
FrameHeight = MAKE_SAFE_FOR_PANGO (SAFE_FLOAT_TO_UINT32 (rc->Height));
FrameX = SAFE_FLOAT_TO_UINT32 (rc->X);
FrameY = SAFE_FLOAT_TO_UINT32 (rc->Y);
}
//g_warning("FW: %d\tFH: %d", FrameWidth, FrameHeight);
if ((FrameWidth <= 0) || (fmt->formatFlags & StringFormatFlagsNoWrap)) {
pango_layout_set_width (layout, -1);
//g_warning ("Setting width: %d", -1);
} else {
pango_layout_set_width (layout, FrameWidth * PANGO_SCALE);
//g_warning ("Setting width: %d", FrameWidth * PANGO_SCALE);
}
if ((rc->Width != 0) && (rc->Height != 0) && ((fmt->formatFlags & StringFormatFlagsNoClip) == 0)) {
// g_warning ("\tclip [%g %g %g %g]", rc->X, rc->Y, rc->Width, rc->Height);
/* We do not call cairo_reset_clip because we want to take previous clipping into account */
/* Use rc instead of frame variables because this is pre-transform */
gdip_cairo_rectangle (graphics, rc->X, rc->Y, rc->Width, rc->Height, TRUE);
cairo_clip (graphics->ct);
}
/* with GDI+ the API not the renderer makes the direction decision */
pango_layout_set_auto_dir (layout, FALSE);
if (!(fmt->formatFlags & StringFormatFlagsDirectionRightToLeft) != !(fmt->formatFlags & StringFormatFlagsDirectionVertical)) {
pango_context_set_base_dir (context, PANGO_DIRECTION_WEAK_RTL);
pango_layout_context_changed (layout);
/* horizontal alignment */
switch (fmt->alignment) {
case StringAlignmentNear:
pango_layout_set_alignment (layout, PANGO_ALIGN_RIGHT);
break;
case StringAlignmentCenter:
pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER);
break;
case StringAlignmentFar:
pango_layout_set_alignment (layout, PANGO_ALIGN_LEFT);
break;
}
} else {
/* pango default base dir is WEAK_LTR, which is what we want */
/* horizontal alignment */
switch (fmt->alignment) {
case StringAlignmentNear:
pango_layout_set_alignment (layout, PANGO_ALIGN_LEFT);
break;
case StringAlignmentCenter:
pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER);
break;
case StringAlignmentFar:
pango_layout_set_alignment (layout, PANGO_ALIGN_RIGHT);
break;
}
}
#ifdef PANGO_VERSION_CHECK
#if PANGO_VERSION_CHECK(1,16,0)
if (fmt->formatFlags & StringFormatFlagsDirectionVertical) {
if (fmt->formatFlags & StringFormatFlagsDirectionRightToLeft) {
cairo_rotate (graphics->ct, M_PI/2.0);
cairo_translate (graphics->ct, 0, -FrameHeight);
pango_cairo_update_context (graphics->ct, context);
} else {
cairo_rotate (graphics->ct, 3.0*M_PI/2.0);
cairo_translate (graphics->ct, -FrameWidth, 0);
pango_cairo_update_context (graphics->ct, context);
}
/* only since Pango 1.16 */
pango_context_set_base_gravity (context, PANGO_GRAVITY_AUTO);
pango_context_set_gravity_hint (context, PANGO_GRAVITY_HINT_LINE);
pango_layout_context_changed (layout);
}
#endif
#endif
/* TODO - StringFormatFlagsDisplayFormatControl
scan and replace them ??? */
/* Trimming options seem to apply only to the end of the string - gdi+ will still wrap
* with preference to word first, then character. Unfortunately, pango doesn't have
* any way to differentiate wrapping behavior from trimming behavior that I could find */
pango_layout_set_wrap (layout, PANGO_WRAP_WORD_CHAR);
switch (fmt->trimming) {
case StringTrimmingNone:
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_NONE);
break;
case StringTrimmingCharacter:
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_NONE);
break;
case StringTrimmingWord:
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_NONE);
break;
case StringTrimmingEllipsisCharacter:
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END);
if (!(fmt->formatFlags & StringFormatFlagsNoWrap))
pango_layout_set_height (layout, FrameHeight == 0 ? G_MAXINT32 : FrameHeight * PANGO_SCALE);
break;
case StringTrimmingEllipsisWord:
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END);
if (!(fmt->formatFlags & StringFormatFlagsNoWrap))
pango_layout_set_height (layout, FrameHeight == 0 ? G_MAXINT32 : FrameHeight * PANGO_SCALE);
break;
case StringTrimmingEllipsisPath:
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_MIDDLE);
if (!(fmt->formatFlags & StringFormatFlagsNoWrap))
pango_layout_set_height (layout, FrameHeight == 0 ? G_MAXINT32 : FrameHeight * PANGO_SCALE);
break;
}
/* some stuff can only be done by manipulating the attributes (but we can avoid this most of the time) */
if ((fmt->formatFlags & StringFormatFlagsNoFontFallback) || (font->style & (FontStyleUnderline | FontStyleStrikeout))) {
list = gdip_get_layout_attributes (layout);
/* StringFormatFlagsNoFontFallback */
if (fmt->formatFlags & StringFormatFlagsNoFontFallback) {
PangoAttribute *attr = pango_attr_fallback_new (FALSE);
attr->start_index = 0;
attr->end_index = length;
pango_attr_list_insert (list, attr);
}
if (font->style & FontStyleUnderline) {
PangoAttribute *attr = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
attr->start_index = 0;
attr->end_index = length;
pango_attr_list_insert (list, attr);
}
if (font->style & FontStyleStrikeout) {
PangoAttribute *attr = pango_attr_strikethrough_new (TRUE);
attr->start_index = 0;
attr->end_index = length;
pango_attr_list_insert (list, attr);
}
}
if (fmt->numtabStops > 0) {
float tabPosition;
tabs = pango_tab_array_new (fmt->numtabStops, FALSE);
tabPosition = fmt->firstTabOffset;
for (i = 0; i < fmt->numtabStops; i++) {
tabPosition += fmt->tabStops[i];
pango_tab_array_set_tab (tabs, i, PANGO_TAB_LEFT, (gint)min (tabPosition, PANGO_MAX) * PANGO_SCALE);
}
pango_layout_set_tabs (layout, tabs);
pango_tab_array_free (tabs);
}
//g_warning ("length before ws removal: %d", length);
trimSpace = (fmt->formatFlags & StringFormatFlagsMeasureTrailingSpaces) == 0;
switch (fmt->hotkeyPrefix) {
case HotkeyPrefixHide:
/* we need to remove any accelerator from the string */
ftext = gdip_process_string (text, length, 1, trimSpace, NULL, charsRemoved);
break;
case HotkeyPrefixShow:
/* optimization: is seems that we never see the hotkey when using an underline font */
if (font->style & FontStyleUnderline) {
/* so don't bother drawing it (and simply add the '&' character) */
ftext = gdip_process_string (text, length, 1, trimSpace, NULL, charsRemoved);
} else {
/* find accelerator and add attribute to the next character (unless it's the prefix too) */
if (!list)
list = gdip_get_layout_attributes (layout);
ftext = gdip_process_string (text, length, 1, trimSpace, list, charsRemoved);
}
break;
default:
ftext = gdip_process_string (text, length, 0, trimSpace, NULL, charsRemoved);
break;
}
length = ftext->len;
//g_warning ("length after ws removal: %d", length);
if (list) {
pango_layout_set_attributes (layout, list);
pango_attr_list_unref (list);
}
// g_warning("\tftext>%s< (%d)", ftext->str, -1);
pango_layout_set_text (layout, ftext->str, ftext->len);
GdipFree (text);
g_string_free(ftext, TRUE);
/* Trim the text after the last line for ease of counting lines/characters */
/* Also prevents drawing whole lines outside the boundaries if NoClip was specified */
/* In case of pre-existing clipping, use smaller of clip rectangle or our specified height */
if (FrameHeight > 0) {
cairo_clip_extents (graphics->ct, &clipx1, &clipy1, &clipx2, &clipy2);
if (clipy2 > 0 && !(fmt->formatFlags & StringFormatFlagsNoClip))
clipy2 = min (clipy2, FrameHeight + FrameY);
else
clipy2 = FrameHeight + FrameY;
iter = pango_layout_get_iter (layout);
do {
if (iter == NULL)
break;
pango_layout_iter_get_line_yrange (iter, &y0, &y1);
//g_warning("yrange: %d %d clipy2: %f", y0 / PANGO_SCALE, y1 / PANGO_SCALE, clipy2);
/* StringFormatFlagsLineLimit */
if (((fmt->formatFlags & StringFormatFlagsLineLimit) && y1 / PANGO_SCALE > clipy2) || (y0 / PANGO_SCALE > clipy2)) {
PangoLayoutLine *line = pango_layout_iter_get_line_readonly (iter);
pango_layout_set_text (layout, pango_layout_get_text (layout), line->start_index);
break;
}
} while (pango_layout_iter_next_line (iter));
pango_layout_iter_free (iter);
}
pango_layout_get_pixel_extents (layout, &ink, &logical);
// g_warning ("\tlogical\t[x %d, y %d, w %d, h %d][x %d, y %d, w %d, h %d]", logical.x, logical.y, logical.width, logical.height, ink.x, ink.y, ink.width, ink.height);
if ((fmt->formatFlags & StringFormatFlagsNoFitBlackBox) == 0) {
/* By default don't allow overhang - ink space may be larger than logical space */
if (fmt->formatFlags & StringFormatFlagsDirectionVertical) {
box->X = min (ink.y, logical.y);
box->Y = min (ink.x, logical.x);
box->Height = max (ink.width, logical.width);
box->Width = max (ink.height, logical.height);
} else {
box->X = min (ink.x, logical.x);
box->Y = min (ink.y, logical.y);
box->Height = max (ink.height, logical.height);
box->Width = max (ink.width, logical.width);
}
} else {
/* Allow overhang */
if (fmt->formatFlags & StringFormatFlagsDirectionVertical) {
box->X = logical.y;
box->Y = logical.x;
box->Height = logical.width;
box->Width = logical.height;
} else {
box->X = logical.x;
box->Y = logical.y;
box->Height = logical.height;
box->Width = logical.width;
}
}
// g_warning ("\tbox\t[x %g, y %g, w %g, h %g]", box->X, box->Y, box->Width, box->Height);
/* vertical alignment*/
if (fmt->formatFlags & StringFormatFlagsDirectionVertical) {
switch (fmt->lineAlignment) {
case StringAlignmentNear:
break;
case StringAlignmentCenter:
box->X += (rc->Width - box->Width) / 2;
break;
case StringAlignmentFar:
box->X += (rc->Width - box->Width);
break;
}
} else {
switch (fmt->lineAlignment) {
case StringAlignmentNear:
break;
case StringAlignmentCenter:
box->Y += (rc->Height - box->Height) / 2;
break;
case StringAlignmentFar:
box->Y += (rc->Height - box->Height);
break;
}
}
// g_warning ("va-box\t[x %g, y %g, w %g, h %g]", box->X, box->Y, box->Width, box->Height);
pango_cairo_update_layout (graphics->ct, layout);
return layout;
}
static gboolean
nsgtk_tree_window_draw_event(GtkWidget *widget, cairo_t *cr, gpointer data)
{
struct tree *tree = (struct tree *)data;
struct redraw_context ctx = {
.interactive = true,
.background_images = true,
.plot = &nsgtk_plotters
};
double x1;
double y1;
double x2;
double y2;
current_widget = widget;
current_cr = cr;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
tree_draw(tree, 0, 0, x1, y1, x2 - x1, y2 - y1, &ctx);
current_widget = NULL;
return FALSE;
}
#else
/* signal handler functions for a tree window */
static gboolean
nsgtk_tree_window_draw_event(GtkWidget *widget, GdkEventExpose *event, gpointer g)
{
struct tree *tree = (struct tree *) g;
struct redraw_context ctx = {
.interactive = true,
.background_images = true,
.plot = &nsgtk_plotters
};
int x, y, width, height;
x = event->area.x;
y = event->area.y;
width = event->area.width;
height = event->area.height;
current_widget = widget;
current_cr = gdk_cairo_create(nsgtk_widget_get_window(widget));
tree_draw(tree, 0, 0, x, y, width, height, &ctx);
current_widget = NULL;
cairo_destroy(current_cr);
return FALSE;
}
#endif
void nsgtk_tree_window_hide(GtkWidget *widget, gpointer g)
{
}
gboolean nsgtk_tree_window_button_press_event(GtkWidget *widget,
GdkEventButton *event, gpointer g)
{
struct nsgtk_treeview *tw = g;
struct tree *tree = tw->tree;
gtk_widget_grab_focus(GTK_WIDGET(tw->drawing_area));
tw->mouse_pressed = true;
tw->mouse_pressed_x = event->x;
tw->mouse_pressed_y = event->y;
if (event->type == GDK_2BUTTON_PRESS)
tw->mouse_state = BROWSER_MOUSE_DOUBLE_CLICK;
switch (event->button) {
case 1: tw->mouse_state |= BROWSER_MOUSE_PRESS_1; break;
case 2: tw->mouse_state |= BROWSER_MOUSE_PRESS_2; break;
}
/* Handle the modifiers too */
if (event->state & GDK_SHIFT_MASK)
tw->mouse_state |= BROWSER_MOUSE_MOD_1;
if (event->state & GDK_CONTROL_MASK)
tw->mouse_state |= BROWSER_MOUSE_MOD_2;
if (event->state & GDK_MOD1_MASK)
tw->mouse_state |= BROWSER_MOUSE_MOD_3;
/* Record where we pressed, for use when determining whether to start
* a drag in motion notify events. */
tw->last_x = event->x;
tw->last_y = event->y;
tree_mouse_action(tree, tw->mouse_state, event->x, event->y);
return TRUE;
}
gboolean nsgtk_tree_window_button_release_event(GtkWidget *widget,
GdkEventButton *event, gpointer g)
{
bool shift = event->state & GDK_SHIFT_MASK;
bool ctrl = event->state & GDK_CONTROL_MASK;
bool alt = event->state & GDK_MOD1_MASK;
struct nsgtk_treeview *tw = (struct nsgtk_treeview *) g;
struct tree *tree = tw->tree;
/* We consider only button 1 clicks as double clicks.
* If the mouse state is PRESS then we are waiting for a release to emit
* a click event, otherwise just reset the state to nothing*/
if (tw->mouse_state & BROWSER_MOUSE_DOUBLE_CLICK) {
if (tw->mouse_state & BROWSER_MOUSE_PRESS_1)
tw->mouse_state ^= BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_CLICK_1;
else if (tw->mouse_state & BROWSER_MOUSE_PRESS_2)
tw->mouse_state ^= (BROWSER_MOUSE_PRESS_2 |
BROWSER_MOUSE_CLICK_2 |
BROWSER_MOUSE_DOUBLE_CLICK);
} else if (tw->mouse_state & BROWSER_MOUSE_PRESS_1) {
tw->mouse_state ^= (BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_CLICK_1);
} else if (tw->mouse_state & BROWSER_MOUSE_PRESS_2) {
tw->mouse_state ^= (BROWSER_MOUSE_PRESS_2 |
BROWSER_MOUSE_CLICK_2);
} else if (tw->mouse_state & BROWSER_MOUSE_HOLDING_1) {
tw->mouse_state ^= (BROWSER_MOUSE_HOLDING_1 |
BROWSER_MOUSE_DRAG_ON);
} else if (tw->mouse_state & BROWSER_MOUSE_HOLDING_2) {
tw->mouse_state ^= (BROWSER_MOUSE_HOLDING_2 |
BROWSER_MOUSE_DRAG_ON);
}
/* Handle modifiers being removed */
if (tw->mouse_state & BROWSER_MOUSE_MOD_1 && !shift)
tw->mouse_state ^= BROWSER_MOUSE_MOD_1;
if (tw->mouse_state & BROWSER_MOUSE_MOD_2 && !ctrl)
tw->mouse_state ^= BROWSER_MOUSE_MOD_2;
if (tw->mouse_state & BROWSER_MOUSE_MOD_3 && !alt)
tw->mouse_state ^= BROWSER_MOUSE_MOD_3;
if (tw->mouse_state &
~(BROWSER_MOUSE_MOD_1 |
BROWSER_MOUSE_MOD_2 |
BROWSER_MOUSE_MOD_3)) {
tree_mouse_action(tree, tw->mouse_state,
event->x, event->y);
} else {
tree_drag_end(tree, tw->mouse_state,
tw->mouse_pressed_x,
tw->mouse_pressed_y,
event->x, event->y);
}
tw->mouse_state = 0;
tw->mouse_pressed = false;
return TRUE;
}
gboolean nsgtk_tree_window_motion_notify_event(GtkWidget *widget,
GdkEventMotion *event, gpointer g)
{
bool shift = event->state & GDK_SHIFT_MASK;
bool ctrl = event->state & GDK_CONTROL_MASK;
bool alt = event->state & GDK_MOD1_MASK;
struct nsgtk_treeview *tw = (struct nsgtk_treeview *) g;
struct tree *tree = tw->tree;
if (tw->mouse_pressed == false)
return TRUE;
if ((abs(event->x - tw->last_x) < 5) &&
(abs(event->y - tw->last_y) < 5)) {
/* Mouse hasn't moved far enough from press coordinate for this
* to be considered a drag. */
return FALSE;
} else {
/* This is a drag, ensure it's always treated as such, even if
* we drag back over the press location */
tw->last_x = INT_MIN;
tw->last_y = INT_MIN;
}
if (tw->mouse_state & BROWSER_MOUSE_PRESS_1) {
/* Start button 1 drag */
tree_mouse_action(tree, BROWSER_MOUSE_DRAG_1,
tw->mouse_pressed_x, tw->mouse_pressed_y);
/* Replace PRESS with HOLDING and declare drag in progress */
tw->mouse_state ^= (BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_HOLDING_1);
tw->mouse_state |= BROWSER_MOUSE_DRAG_ON;
return TRUE;
}
else if (tw->mouse_state & BROWSER_MOUSE_PRESS_2){
/* Start button 2s drag */
tree_mouse_action(tree, BROWSER_MOUSE_DRAG_2,
tw->mouse_pressed_x, tw->mouse_pressed_y);
/* Replace PRESS with HOLDING and declare drag in progress */
tw->mouse_state ^= (BROWSER_MOUSE_PRESS_2 |
BROWSER_MOUSE_HOLDING_2);
tw->mouse_state |= BROWSER_MOUSE_DRAG_ON;
return TRUE;
}
/* Handle modifiers being removed */
if (tw->mouse_state & BROWSER_MOUSE_MOD_1 && !shift)
tw->mouse_state ^= BROWSER_MOUSE_MOD_1;
if (tw->mouse_state & BROWSER_MOUSE_MOD_2 && !ctrl)
tw->mouse_state ^= BROWSER_MOUSE_MOD_2;
if (tw->mouse_state & BROWSER_MOUSE_MOD_3 && !alt)
tw->mouse_state ^= BROWSER_MOUSE_MOD_3;
if (tw->mouse_state & (BROWSER_MOUSE_HOLDING_1 |
BROWSER_MOUSE_HOLDING_2))
tree_mouse_action(tree, tw->mouse_state, event->x,
event->y);
return TRUE;
}
static gboolean
nsgtk_window_draw_event(GtkWidget *widget, cairo_t *cr, gpointer data)
{
struct gui_window *gw = data;
struct gui_window *z;
struct rect clip;
struct redraw_context ctx = {
.interactive = true,
.background_images = true,
.plot = &nsgtk_plotters
};
double x1;
double y1;
double x2;
double y2;
assert(gw);
assert(gw->bw);
for (z = window_list; z && z != gw; z = z->next)
continue;
assert(z);
assert(GTK_WIDGET(gw->layout) == widget);
current_widget = (GtkWidget *)gw->layout;
current_cr = cr;
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
clip.x0 = x1;
clip.y0 = y1;
clip.x1 = x2;
clip.y1 = y2;
browser_window_redraw(gw->bw, 0, 0, &clip, &ctx);
if (gw->careth != 0) {
nsgtk_plot_caret(gw->caretx, gw->carety, gw->careth);
}
current_widget = NULL;
return FALSE;
}
#else
static gboolean
nsgtk_window_draw_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
{
struct gui_window *gw = data;
struct gui_window *z;
struct rect clip;
struct redraw_context ctx = {
.interactive = true,
.background_images = true,
.plot = &nsgtk_plotters
};
assert(gw);
assert(gw->bw);
for (z = window_list; z && z != gw; z = z->next)
continue;
assert(z);
assert(GTK_WIDGET(gw->layout) == widget);
current_widget = (GtkWidget *)gw->layout;
current_cr = gdk_cairo_create(nsgtk_layout_get_bin_window(gw->layout));
clip.x0 = event->area.x;
clip.y0 = event->area.y;
clip.x1 = event->area.x + event->area.width;
clip.y1 = event->area.y + event->area.height;
browser_window_redraw(gw->bw, 0, 0, &clip, &ctx);
if (gw->careth != 0) {
nsgtk_plot_caret(gw->caretx, gw->carety, gw->careth);
}
cairo_destroy(current_cr);
current_widget = NULL;
return FALSE;
}
#endif
static gboolean nsgtk_window_motion_notify_event(GtkWidget *widget,
GdkEventMotion *event, gpointer data)
{
struct gui_window *g = data;
bool shift = event->state & GDK_SHIFT_MASK;
bool ctrl = event->state & GDK_CONTROL_MASK;
if ((abs(event->x - g->last_x) < 5) &&
(abs(event->y - g->last_y) < 5)) {
/* Mouse hasn't moved far enough from press coordinate for this
* to be considered a drag. */
return FALSE;
} else {
/* This is a drag, ensure it's always treated as such, even if
* we drag back over the press location */
g->last_x = INT_MIN;
g->last_y = INT_MIN;
}
if (g->mouse.state & BROWSER_MOUSE_PRESS_1) {
/* Start button 1 drag */
browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG_1,
g->mouse.pressed_x, g->mouse.pressed_y);
/* Replace PRESS with HOLDING and declare drag in progress */
g->mouse.state ^= (BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_HOLDING_1);
g->mouse.state |= BROWSER_MOUSE_DRAG_ON;
} else if (g->mouse.state & BROWSER_MOUSE_PRESS_2) {
/* Start button 2 drag */
browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG_2,
g->mouse.pressed_x, g->mouse.pressed_y);
/* Replace PRESS with HOLDING and declare drag in progress */
g->mouse.state ^= (BROWSER_MOUSE_PRESS_2 |
BROWSER_MOUSE_HOLDING_2);
g->mouse.state |= BROWSER_MOUSE_DRAG_ON;
}
/* Handle modifiers being removed */
if (g->mouse.state & BROWSER_MOUSE_MOD_1 && !shift)
g->mouse.state ^= BROWSER_MOUSE_MOD_1;
if (g->mouse.state & BROWSER_MOUSE_MOD_2 && !ctrl)
g->mouse.state ^= BROWSER_MOUSE_MOD_2;
browser_window_mouse_track(g->bw, g->mouse.state,
event->x / g->bw->scale, event->y / g->bw->scale);
return TRUE;
}
static gboolean nsgtk_window_button_press_event(GtkWidget *widget,
GdkEventButton *event, gpointer data)
{
struct gui_window *g = data;
gtk_widget_grab_focus(GTK_WIDGET(g->layout));
gtk_widget_hide(GTK_WIDGET(nsgtk_scaffolding_history_window(
g->scaffold)->window));
g->mouse.pressed_x = event->x / g->bw->scale;
g->mouse.pressed_y = event->y / g->bw->scale;
switch (event->button) {
case 1: /* Left button, usually. Pass to core as BUTTON 1. */
g->mouse.state = BROWSER_MOUSE_PRESS_1;
break;
case 2: /* Middle button, usually. Pass to core as BUTTON 2 */
g->mouse.state = BROWSER_MOUSE_PRESS_2;
break;
case 3: /* Right button, usually. Action button, context menu. */
browser_window_remove_caret(g->bw);
nsgtk_scaffolding_popup_menu(g->scaffold, g->mouse.pressed_x,
g->mouse.pressed_y);
return TRUE;
default:
return FALSE;
}
/* Handle the modifiers too */
if (event->state & GDK_SHIFT_MASK)
g->mouse.state |= BROWSER_MOUSE_MOD_1;
if (event->state & GDK_CONTROL_MASK)
g->mouse.state |= BROWSER_MOUSE_MOD_2;
/* Record where we pressed, for use when determining whether to start
* a drag in motion notify events. */
g->last_x = event->x;
g->last_y = event->y;
browser_window_mouse_click(g->bw, g->mouse.state, g->mouse.pressed_x,
g->mouse.pressed_y);
return TRUE;
}
static gboolean nsgtk_window_button_release_event(GtkWidget *widget,
GdkEventButton *event, gpointer data)
{
struct gui_window *g = data;
bool shift = event->state & GDK_SHIFT_MASK;
bool ctrl = event->state & GDK_CONTROL_MASK;
/* If the mouse state is PRESS then we are waiting for a release to emit
* a click event, otherwise just reset the state to nothing */
if (g->mouse.state & BROWSER_MOUSE_PRESS_1)
g->mouse.state ^= (BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1);
else if (g->mouse.state & BROWSER_MOUSE_PRESS_2)
g->mouse.state ^= (BROWSER_MOUSE_PRESS_2 | BROWSER_MOUSE_CLICK_2);
/* Handle modifiers being removed */
if (g->mouse.state & BROWSER_MOUSE_MOD_1 && !shift)
g->mouse.state ^= BROWSER_MOUSE_MOD_1;
if (g->mouse.state & BROWSER_MOUSE_MOD_2 && !ctrl)
g->mouse.state ^= BROWSER_MOUSE_MOD_2;
if (g->mouse.state & (BROWSER_MOUSE_CLICK_1|BROWSER_MOUSE_CLICK_2)) {
browser_window_mouse_click(g->bw, g->mouse.state,
event->x / g->bw->scale,
event->y / g->bw->scale);
} else {
browser_window_mouse_track(g->bw, 0, event->x / g->bw->scale,
event->y / g->bw->scale);
}
g->mouse.state = 0;
return TRUE;
}
static gboolean nsgtk_window_scroll_event(GtkWidget *widget,
GdkEventScroll *event, gpointer data)
{
struct gui_window *g = data;
double value;
GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(g->layout);
GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(g->layout);
GtkAllocation alloc;
LOG(("%d", event->direction));
switch (event->direction) {
case GDK_SCROLL_LEFT:
if (browser_window_scroll_at_point(g->bw,
event->x / g->bw->scale,
event->y / g->bw->scale,
-100, 0) != true) {
/* core did not handle event do horizontal scroll */
value = gtk_adjustment_get_value(hscroll) -
(nsgtk_adjustment_get_step_increment(hscroll) *2);
if (value < nsgtk_adjustment_get_lower(hscroll)) {
value = nsgtk_adjustment_get_lower(hscroll);
}
gtk_adjustment_set_value(hscroll, value);
}
break;
case GDK_SCROLL_UP:
if (browser_window_scroll_at_point(g->bw,
event->x / g->bw->scale,
event->y / g->bw->scale,
0, -100) != true) {
/* core did not handle event change vertical
* adjustment.
*/
value = gtk_adjustment_get_value(vscroll) -
(nsgtk_adjustment_get_step_increment(vscroll) * 2);
if (value < nsgtk_adjustment_get_lower(vscroll)) {
value = nsgtk_adjustment_get_lower(vscroll);
}
gtk_adjustment_set_value(vscroll, value);
}
break;
case GDK_SCROLL_RIGHT:
if (browser_window_scroll_at_point(g->bw,
event->x / g->bw->scale,
event->y / g->bw->scale,
100, 0) != true) {
/* core did not handle event change horizontal
* adjustment.
*/
value = gtk_adjustment_get_value(hscroll) +
(nsgtk_adjustment_get_step_increment(hscroll) * 2);
/* @todo consider gtk_widget_get_allocated_width() */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
if (value > nsgtk_adjustment_get_upper(hscroll) - alloc.width) {
value = nsgtk_adjustment_get_upper(hscroll) -
alloc.width;
}
gtk_adjustment_set_value(hscroll, value);
}
break;
case GDK_SCROLL_DOWN:
if (browser_window_scroll_at_point(g->bw,
event->x / g->bw->scale,
event->y / g->bw->scale,
0, 100) != true) {
/* core did not handle event change vertical
* adjustment.
*/
value = gtk_adjustment_get_value(vscroll) +
(nsgtk_adjustment_get_step_increment(vscroll) * 2);
/* @todo consider gtk_widget_get_allocated_height */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height) {
value = nsgtk_adjustment_get_upper(vscroll) -
alloc.height;
}
gtk_adjustment_set_value(vscroll, value);
}
break;
default:
break;
}
return TRUE;
}
static gboolean nsgtk_window_keypress_event(GtkWidget *widget,
GdkEventKey *event, gpointer data)
{
struct gui_window *g = data;
uint32_t nskey = gtk_gui_gdkkey_to_nskey(event);
if (browser_window_key_press(g->bw, nskey))
return TRUE;
if ((event->state & 0x7) != 0)
return TRUE;
double value;
GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(g->layout);
GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(g->layout);
GtkAllocation alloc;
/* @todo consider gtk_widget_get_allocated_width() */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
switch (event->keyval) {
case GDK_KEY(Home):
case GDK_KEY(KP_Home):
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(End):
case GDK_KEY(KP_End):
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
if (value < nsgtk_adjustment_get_lower(vscroll))
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Left):
case GDK_KEY(KP_Left):
value = gtk_adjustment_get_value(hscroll) -
nsgtk_adjustment_get_step_increment(hscroll);
if (value < nsgtk_adjustment_get_lower(hscroll))
value = nsgtk_adjustment_get_lower(hscroll);
gtk_adjustment_set_value(hscroll, value);
break;
case GDK_KEY(Up):
case GDK_KEY(KP_Up):
value = gtk_adjustment_get_value(vscroll) -
nsgtk_adjustment_get_step_increment(vscroll);
if (value < nsgtk_adjustment_get_lower(vscroll))
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Right):
case GDK_KEY(KP_Right):
value = gtk_adjustment_get_value(hscroll) +
nsgtk_adjustment_get_step_increment(hscroll);
if (value > nsgtk_adjustment_get_upper(hscroll) - alloc.width)
value = nsgtk_adjustment_get_upper(hscroll) - alloc.width;
gtk_adjustment_set_value(hscroll, value);
break;
case GDK_KEY(Down):
case GDK_KEY(KP_Down):
value = gtk_adjustment_get_value(vscroll) +
nsgtk_adjustment_get_step_increment(vscroll);
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height)
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Page_Up):
case GDK_KEY(KP_Page_Up):
value = gtk_adjustment_get_value(vscroll) -
nsgtk_adjustment_get_page_increment(vscroll);
if (value < nsgtk_adjustment_get_lower(vscroll))
value = nsgtk_adjustment_get_lower(vscroll);
gtk_adjustment_set_value(vscroll, value);
break;
case GDK_KEY(Page_Down):
case GDK_KEY(KP_Page_Down):
value = gtk_adjustment_get_value(vscroll) +
nsgtk_adjustment_get_page_increment(vscroll);
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height)
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
gtk_adjustment_set_value(vscroll, value);
break;
default:
break;
}
return TRUE;
}
static gboolean nsgtk_window_size_allocate_event(GtkWidget *widget,
GtkAllocation *allocation, gpointer data)
{
struct gui_window *g = data;
g->bw->reformat_pending = true;
browser_reformat_pending = true;
if (g->paned != NULL) {
/* Set status bar / scroll bar proportion according to
* option_toolbar_status_width */
/* TODO: Probably want to detect when the user adjusts the
* status bar width, remember that proportion for the
* window, and use that here. */
gtk_paned_set_position(g->paned,
(nsoption_int(toolbar_status_width) *
allocation->width) / 10000);
}
return TRUE;
}
/* Core interface docuemnted in desktop/gui.h to create a gui_window */
struct gui_window *gui_create_browser_window(struct browser_window *bw,
struct browser_window *clone,
bool new_tab)
{
struct gui_window *g; /**< what we're creating to return */
g = calloc(1, sizeof(*g));
if (!g) {
warn_user("NoMemory", 0);
return 0;
}
LOG(("Creating gui window %p for browser window %p", g, bw));
g->bw = bw;
g->paned = NULL;
g->mouse.state = 0;
g->current_pointer = GUI_POINTER_DEFAULT;
if (clone != NULL) {
bw->scale = clone->scale;
} else {
bw->scale = (float) nsoption_int(scale) / 100.0;
}
g->careth = 0;
if (new_tab) {
assert(clone != NULL);
g->scaffold = clone->window->scaffold;
} else {
/* Now construct and attach a scaffold */
g->scaffold = nsgtk_new_scaffolding(g);
}
if (g->scaffold == NULL) {
warn_user("NoMemory", 0);
free(g);
return NULL;
}
/* Construct our primary elements */
/* top-level document (not a frame) => create a new tab */
GError* error = NULL;
GtkBuilder* xml = gtk_builder_new();
if (!gtk_builder_add_from_file(xml,
glade_file_location->tabcontents,
&error)) {
g_warning ("Couldn't load builder file: %s", error->message);
g_error_free(error);
return 0;
}
g->layout = GTK_LAYOUT(gtk_builder_get_object(xml, "layout"));
g->status_bar = GTK_LABEL(gtk_builder_get_object(xml, "status_bar"));
g->paned = GTK_PANED(gtk_builder_get_object(xml, "hpaned1"));
/* connect the scrollbars to the layout widget */
nsgtk_layout_set_hadjustment(g->layout,
gtk_range_get_adjustment(GTK_RANGE(
gtk_builder_get_object(xml, "hscrollbar"))));
nsgtk_layout_set_vadjustment(g->layout,
gtk_range_get_adjustment(GTK_RANGE(
gtk_builder_get_object(xml, "vscrollbar"))));
/* add the tab to the scaffold */
bool tempback = true;
switch (temp_open_background) {
case -1:
tempback = !(nsoption_bool(focus_new));
break;
case 0:
tempback = false;
break;
case 1:
tempback = true;
break;
}
GtkWidget *tab_contents = GTK_WIDGET(gtk_builder_get_object(xml, "tabContents"));
g_object_set_data(G_OBJECT(tab_contents), "gui_window", g);
nsgtk_tab_add(g, tab_contents, tempback);
g_object_unref(xml);
/* Attach ourselves to the list (push_top) */
if (window_list)
window_list->prev = g;
g->next = window_list;
g->prev = NULL;
window_list = g;
/* set the events we're interested in receiving from the browser's
* drawing area.
*/
gtk_widget_add_events(GTK_WIDGET(g->layout),
GDK_EXPOSURE_MASK |
GDK_LEAVE_NOTIFY_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_KEY_PRESS_MASK |
GDK_KEY_RELEASE_MASK |
GDK_SCROLL_MASK);
nsgtk_widget_set_can_focus(GTK_WIDGET(g->layout), TRUE);
/* set the default background colour of the drawing area to white. */
nsgtk_widget_override_background_color(GTK_WIDGET(g->layout),
GTK_STATE_NORMAL, 0, 0xffff, 0xffff, 0xffff);
nsgtk_connect_draw_event(GTK_WIDGET(g->layout), G_CALLBACK(nsgtk_window_draw_event), g);
#define CONNECT(obj, sig, callback, ptr) \
g_signal_connect(G_OBJECT(obj), (sig), G_CALLBACK(callback), (ptr))
CONNECT(g->layout, "motion_notify_event",
nsgtk_window_motion_notify_event, g);
g->signalhandler[NSGTK_WINDOW_SIGNAL_CLICK] =
CONNECT(g->layout, "button_press_event",
nsgtk_window_button_press_event, g);
CONNECT(g->layout, "button_release_event",
nsgtk_window_button_release_event, g);
CONNECT(g->layout, "key_press_event",
nsgtk_window_keypress_event, g);
CONNECT(g->layout, "size_allocate",
nsgtk_window_size_allocate_event, g);
CONNECT(g->layout, "scroll_event",
nsgtk_window_scroll_event, g);
return g;
}
void nsgtk_reflow_all_windows(void)
{
for (struct gui_window *g = window_list; g; g = g->next) {
nsgtk_tab_options_changed(
nsgtk_scaffolding_notebook(g->scaffold));
g->bw->reformat_pending = true;
}
browser_reformat_pending = true;
}
/**
* Process pending reformats
*/
void nsgtk_window_process_reformats(void)
{
struct gui_window *g;
GtkAllocation alloc;
browser_reformat_pending = false;
for (g = window_list; g; g = g->next) {
if (!g->bw->reformat_pending)
continue;
g->bw->reformat_pending = false;
/* @todo consider gtk_widget_get_allocated_width() */
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
browser_window_reformat(g->bw, false, alloc.width, alloc.height);
}
}
void nsgtk_window_destroy_browser(struct gui_window *g)
{
browser_window_destroy(g->bw);
}
void gui_window_destroy(struct gui_window *g)
{
if (g->prev)
g->prev->next = g->next;
else
window_list = g->next;
if (g->next)
g->next->prev = g->prev;
LOG(("Destroying gui_window %p", g));
assert(g != NULL);
assert(g->bw != NULL);
LOG((" Scaffolding: %p", g->scaffold));
LOG((" Window name: %s", g->bw->name));
/* tab => remove tab */
gtk_widget_destroy(gtk_widget_get_parent(GTK_WIDGET(g->layout)));
}
/**
* set favicon
*/
void gui_window_set_icon(struct gui_window *gw, hlcache_handle *icon)
{
struct bitmap *icon_bitmap = NULL;
/* free any existing icon */
if (gw->icon != NULL) {
g_object_unref(gw->icon);
gw->icon = NULL;
}
if (icon != NULL) {
icon_bitmap = content_get_bitmap(icon);
if (icon_bitmap != NULL) {
LOG(("Using %p bitmap", icon_bitmap));
gw->icon = nsgdk_pixbuf_get_from_surface(icon_bitmap->surface, 16, 16);
}
}
if (gw->icon == NULL) {
LOG(("Using default favicon"));
g_object_ref(favicon_pixbuf);
gw->icon = favicon_pixbuf;
}
nsgtk_scaffolding_set_icon(gw);
}
static void nsgtk_redraw_caret(struct gui_window *g)
{
int sx, sy;
if (g->careth == 0)
return;
gui_window_get_scroll(g, &sx, &sy);
gtk_widget_queue_draw_area(GTK_WIDGET(g->layout),
g->caretx - sx, g->carety - sy, 1, g->careth + 1);
}
static void
gtk_css_style_render_frame_gap (GtkCssStyle *style,
cairo_t *cr,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkPositionType gap_side,
gdouble xy0_gap,
gdouble xy1_gap)
{
gint border_width;
gdouble x0, y0, x1, y1, xc = 0.0, yc = 0.0, wc = 0.0, hc = 0.0;
GtkBorder border;
border.top = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_TOP_WIDTH), 100);
border.right = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_RIGHT_WIDTH), 100);
border.bottom = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_BOTTOM_WIDTH), 100);
border.left = _gtk_css_number_value_get (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_BORDER_LEFT_WIDTH), 100);
border_width = MIN (MIN (border.top, border.bottom),
MIN (border.left, border.right));
cairo_save (cr);
switch (gap_side)
{
case GTK_POS_TOP:
xc = x + xy0_gap + border_width;
yc = y;
wc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
hc = border_width;
break;
case GTK_POS_BOTTOM:
xc = x + xy0_gap + border_width;
yc = y + height - border_width;
wc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
hc = border_width;
break;
case GTK_POS_LEFT:
xc = x;
yc = y + xy0_gap + border_width;
wc = border_width;
hc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
break;
case GTK_POS_RIGHT:
xc = x + width - border_width;
yc = y + xy0_gap + border_width;
wc = border_width;
hc = MAX (xy1_gap - xy0_gap - 2 * border_width, 0);
break;
}
cairo_clip_extents (cr, &x0, &y0, &x1, &y1);
cairo_rectangle (cr, x0, y0, x1 - x0, yc - y0);
cairo_rectangle (cr, x0, yc, xc - x0, hc);
cairo_rectangle (cr, xc + wc, yc, x1 - (xc + wc), hc);
cairo_rectangle (cr, x0, yc + hc, x1 - x0, y1 - (yc + hc));
cairo_clip (cr);
gtk_css_style_render_border (style, cr,
x, y, width, height);
cairo_restore (cr);
}
