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);
}
void html_mouse_action(struct content *c, struct browser_window *bw,
browser_mouse_state mouse, int x, int y)
{
html_content *html = (html_content *) c;
enum { ACTION_NONE, ACTION_SUBMIT, ACTION_GO } action = ACTION_NONE;
const char *title = 0;
nsurl *url = 0;
const char *target = 0;
char status_buffer[200];
const char *status = 0;
browser_pointer_shape pointer = BROWSER_POINTER_DEFAULT;
bool imagemap = false;
int box_x = 0, box_y = 0;
int gadget_box_x = 0, gadget_box_y = 0;
int html_object_pos_x = 0, html_object_pos_y = 0;
int text_box_x = 0;
struct box *url_box = 0;
struct box *gadget_box = 0;
struct box *text_box = 0;
struct box *box;
struct form_control *gadget = 0;
hlcache_handle *object = NULL;
struct box *html_object_box = NULL;
struct browser_window *iframe = NULL;
struct box *next_box;
struct box *drag_candidate = NULL;
struct scrollbar *scrollbar = NULL;
plot_font_style_t fstyle;
int scroll_mouse_x = 0, scroll_mouse_y = 0;
int padding_left, padding_right, padding_top, padding_bottom;
browser_drag_type drag_type = browser_window_get_drag_type(bw);
union content_msg_data msg_data;
struct dom_node *node = NULL;
if (drag_type != DRAGGING_NONE && !mouse &&
html->visible_select_menu != NULL) {
/* drag end: select menu */
form_select_mouse_drag_end(html->visible_select_menu,
mouse, x, y);
}
if (html->visible_select_menu != NULL) {
box = html->visible_select_menu->box;
box_coords(box, &box_x, &box_y);
box_x -= box->border[LEFT].width;
box_y += box->height + box->border[BOTTOM].width +
box->padding[BOTTOM] + box->padding[TOP];
status = form_select_mouse_action(html->visible_select_menu,
mouse, x - box_x, y - box_y);
if (status != NULL) {
msg_data.explicit_status_text = status;
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
} else {
int width, height;
form_select_get_dimensions(html->visible_select_menu,
&width, &height);
html->visible_select_menu = NULL;
browser_window_redraw_rect(bw, box_x, box_y,
width, height);
}
return;
}
if (!mouse && html->scrollbar != NULL) {
/* drag end: scrollbar */
html_overflow_scroll_drag_end(html->scrollbar, mouse, x, y);
}
if (html->scrollbar != NULL) {
struct html_scrollbar_data *data =
scrollbar_get_data(html->scrollbar);
box = data->box;
box_coords(box, &box_x, &box_y);
if (scrollbar_is_horizontal(html->scrollbar)) {
scroll_mouse_x = x - box_x ;
scroll_mouse_y = y - (box_y + box->padding[TOP] +
box->height + box->padding[BOTTOM] -
SCROLLBAR_WIDTH);
status = scrollbar_mouse_action(html->scrollbar, mouse,
scroll_mouse_x, scroll_mouse_y);
} else {
scroll_mouse_x = x - (box_x + box->padding[LEFT] +
box->width + box->padding[RIGHT] -
SCROLLBAR_WIDTH);
scroll_mouse_y = y - box_y;
status = scrollbar_mouse_action(html->scrollbar, mouse,
scroll_mouse_x, scroll_mouse_y);
}
msg_data.explicit_status_text = status;
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
return;
}
/* Content related drags handled by now */
browser_window_set_drag_type(bw, DRAGGING_NONE, NULL);
/* search the box tree for a link, imagemap, form control, or
* box with scrollbars
*/
box = html->layout;
/* Consider the margins of the html page now */
box_x = box->margin[LEFT];
box_y = box->margin[TOP];
/* descend through visible boxes setting more specific values for:
* box - deepest box at point
* html_object_box - html object
* html_object_pos_x - html object
* html_object_pos_y - html object
* object - non html object
* iframe - iframe
* url - href or imagemap
* target - href or imagemap or gadget
* url_box - href or imagemap
* imagemap - imagemap
* gadget - gadget
* gadget_box - gadget
* gadget_box_x - gadget
* gadget_box_y - gadget
* title - title
* pointer
*
* drag_candidate - first box with scroll
* padding_left - box with scroll
* padding_right
* padding_top
* padding_bottom
* scrollbar - inside padding box stops decent
* scroll_mouse_x - inside padding box stops decent
* scroll_mouse_y - inside padding box stops decent
*
* text_box - text box
* text_box_x - text_box
*/
while ((next_box = box_at_point(box, x, y, &box_x, &box_y)) != NULL) {
box = next_box;
if ((box->style != NULL) &&
(css_computed_visibility(box->style) ==
CSS_VISIBILITY_HIDDEN)) {
continue;
}
if (box->node != NULL) {
node = box->node;
}
if (box->object) {
if (content_get_type(box->object) == CONTENT_HTML) {
html_object_box = box;
html_object_pos_x = box_x;
html_object_pos_y = box_y;
} else {
object = box->object;
}
}
if (box->iframe) {
iframe = box->iframe;
}
if (box->href) {
url = box->href;
target = box->target;
url_box = box;
}
if (box->usemap) {
url = imagemap_get(html, box->usemap,
box_x, box_y, x, y, &target);
if (url) {
imagemap = true;
url_box = box;
}
}
if (box->gadget) {
gadget = box->gadget;
gadget_box = box;
gadget_box_x = box_x;
gadget_box_y = box_y;
if (gadget->form)
target = gadget->form->target;
}
if (box->title) {
title = box->title;
}
pointer = get_pointer_shape(box, false);
if ((box->scroll_x != NULL) ||
(box->scroll_y != NULL)) {
if (drag_candidate == NULL) {
drag_candidate = box;
}
padding_left = box_x +
scrollbar_get_offset(box->scroll_x);
padding_right = padding_left + box->padding[LEFT] +
box->width + box->padding[RIGHT];
padding_top = box_y +
scrollbar_get_offset(box->scroll_y);
padding_bottom = padding_top + box->padding[TOP] +
box->height + box->padding[BOTTOM];
if ((x > padding_left) &&
(x < padding_right) &&
(y > padding_top) &&
(y < padding_bottom)) {
/* mouse inside padding box */
if ((box->scroll_y != NULL) &&
(x > (padding_right - SCROLLBAR_WIDTH))) {
/* mouse above vertical box scroll */
scrollbar = box->scroll_y;
scroll_mouse_x = x - (padding_right -
SCROLLBAR_WIDTH);
scroll_mouse_y = y - padding_top;
break;
} else if ((box->scroll_x != NULL) &&
(y > (padding_bottom - SCROLLBAR_WIDTH))) {
/* mouse above horizontal box scroll */
scrollbar = box->scroll_x;
scroll_mouse_x = x - padding_left;
scroll_mouse_y = y - (padding_bottom -
SCROLLBAR_WIDTH);
break;
}
}
}
if (box->text && !box->object) {
text_box = box;
text_box_x = box_x;
}
}
/* use of box_x, box_y, or content below this point is probably a
* mistake; they will refer to the last box returned by box_at_point */
if (scrollbar) {
status = scrollbar_mouse_action(scrollbar, mouse,
scroll_mouse_x, scroll_mouse_y);
pointer = BROWSER_POINTER_DEFAULT;
} else if (gadget) {
switch (gadget->type) {
case GADGET_SELECT:
status = messages_get("FormSelect");
pointer = BROWSER_POINTER_MENU;
if (mouse & BROWSER_MOUSE_CLICK_1 &&
nsoption_bool(core_select_menu)) {
html->visible_select_menu = gadget;
form_open_select_menu(c, gadget,
form_select_menu_callback,
c);
pointer = BROWSER_POINTER_DEFAULT;
} else if (mouse & BROWSER_MOUSE_CLICK_1)
gui_create_form_select_menu(bw, gadget);
break;
case GADGET_CHECKBOX:
status = messages_get("FormCheckbox");
if (mouse & BROWSER_MOUSE_CLICK_1) {
gadget->selected = !gadget->selected;
html__redraw_a_box(html, gadget_box);
}
break;
case GADGET_RADIO:
status = messages_get("FormRadio");
if (mouse & BROWSER_MOUSE_CLICK_1)
form_radio_set(html, gadget);
break;
case GADGET_IMAGE:
if (mouse & BROWSER_MOUSE_CLICK_1) {
gadget->data.image.mx = x - gadget_box_x;
gadget->data.image.my = y - gadget_box_y;
}
/* drop through */
case GADGET_SUBMIT:
if (gadget->form) {
snprintf(status_buffer, sizeof status_buffer,
messages_get("FormSubmit"),
gadget->form->action);
status = status_buffer;
pointer = get_pointer_shape(gadget_box, false);
if (mouse & (BROWSER_MOUSE_CLICK_1 |
BROWSER_MOUSE_CLICK_2))
action = ACTION_SUBMIT;
} else {
status = messages_get("FormBadSubmit");
}
break;
case GADGET_TEXTAREA:
status = messages_get("FormTextarea");
pointer = get_pointer_shape(gadget_box, false);
if (mouse & (BROWSER_MOUSE_PRESS_1 |
BROWSER_MOUSE_PRESS_2)) {
if (text_box && selection_root(&html->sel) !=
gadget_box)
selection_init(&html->sel, gadget_box);
textinput_textarea_click(c, mouse,
gadget_box,
gadget_box_x,
gadget_box_y,
x - gadget_box_x,
y - gadget_box_y);
}
if (text_box) {
int pixel_offset;
size_t idx;
font_plot_style_from_css(text_box->style,
&fstyle);
nsfont.font_position_in_string(&fstyle,
text_box->text,
text_box->length,
x - gadget_box_x - text_box->x,
&idx,
&pixel_offset);
selection_click(&html->sel, mouse,
text_box->byte_offset + idx);
if (selection_dragging(&html->sel)) {
browser_window_set_drag_type(bw,
DRAGGING_SELECTION,
NULL);
status = messages_get("Selecting");
}
}
else if (mouse & BROWSER_MOUSE_PRESS_1)
selection_clear(&html->sel, true);
break;
case GADGET_TEXTBOX:
case GADGET_PASSWORD:
status = messages_get("FormTextbox");
pointer = get_pointer_shape(gadget_box, false);
if ((mouse & BROWSER_MOUSE_PRESS_1) &&
!(mouse & (BROWSER_MOUSE_MOD_1 |
BROWSER_MOUSE_MOD_2))) {
textinput_input_click(c,
gadget_box,
gadget_box_x,
gadget_box_y,
x - gadget_box_x,
y - gadget_box_y);
}
if (text_box) {
int pixel_offset;
size_t idx;
if (mouse & (BROWSER_MOUSE_DRAG_1 |
BROWSER_MOUSE_DRAG_2))
selection_init(&html->sel, gadget_box);
font_plot_style_from_css(text_box->style,
&fstyle);
nsfont.font_position_in_string(&fstyle,
text_box->text,
text_box->length,
x - gadget_box_x - text_box->x,
&idx,
&pixel_offset);
selection_click(&html->sel, mouse,
text_box->byte_offset + idx);
if (selection_dragging(&html->sel))
browser_window_set_drag_type(bw,
DRAGGING_SELECTION,
NULL);
}
else if (mouse & BROWSER_MOUSE_PRESS_1)
selection_clear(&html->sel, true);
break;
case GADGET_HIDDEN:
/* not possible: no box generated */
break;
case GADGET_RESET:
status = messages_get("FormReset");
break;
case GADGET_FILE:
status = messages_get("FormFile");
break;
case GADGET_BUTTON:
/* This gadget cannot be activated */
status = messages_get("FormButton");
break;
}
} else if (object && (mouse & BROWSER_MOUSE_MOD_2)) {
if (mouse & BROWSER_MOUSE_DRAG_2) {
msg_data.dragsave.type = CONTENT_SAVE_NATIVE;
msg_data.dragsave.content = object;
content_broadcast(c, CONTENT_MSG_DRAGSAVE, msg_data);
} else if (mouse & BROWSER_MOUSE_DRAG_1) {
msg_data.dragsave.type = CONTENT_SAVE_ORIG;
msg_data.dragsave.content = object;
content_broadcast(c, CONTENT_MSG_DRAGSAVE, msg_data);
}
/* \todo should have a drag-saving object msg */
} else if (iframe) {
int pos_x, pos_y;
float scale = browser_window_get_scale(bw);
browser_window_get_position(iframe, false, &pos_x, &pos_y);
pos_x /= scale;
pos_y /= scale;
if (mouse & BROWSER_MOUSE_CLICK_1 ||
mouse & BROWSER_MOUSE_CLICK_2) {
browser_window_mouse_click(iframe, mouse,
x - pos_x, y - pos_y);
} else {
browser_window_mouse_track(iframe, mouse,
x - pos_x, y - pos_y);
}
} else if (html_object_box) {
if (mouse & BROWSER_MOUSE_CLICK_1 ||
mouse & BROWSER_MOUSE_CLICK_2) {
content_mouse_action(html_object_box->object,
bw, mouse,
x - html_object_pos_x,
y - html_object_pos_y);
} else {
content_mouse_track(html_object_box->object,
bw, mouse,
x - html_object_pos_x,
y - html_object_pos_y);
}
} else if (url) {
if (title) {
snprintf(status_buffer, sizeof status_buffer, "%s: %s",
nsurl_access(url), title);
status = status_buffer;
} else
status = nsurl_access(url);
pointer = get_pointer_shape(url_box, imagemap);
if (mouse & BROWSER_MOUSE_CLICK_1 &&
mouse & BROWSER_MOUSE_MOD_1) {
/* force download of link */
browser_window_go_post(bw, nsurl_access(url), 0, 0,
false,
nsurl_access(content_get_url(c)),
true, true, 0);
} else if (mouse & BROWSER_MOUSE_CLICK_2 &&
mouse & BROWSER_MOUSE_MOD_1) {
msg_data.savelink.url = nsurl_access(url);
msg_data.savelink.title = title;
content_broadcast(c, CONTENT_MSG_SAVELINK, msg_data);
} else if (mouse & (BROWSER_MOUSE_CLICK_1 |
BROWSER_MOUSE_CLICK_2))
action = ACTION_GO;
} else {
bool done = false;
/* frame resizing */
if (browser_window_frame_resize_start(bw, mouse, x, y,
&pointer)) {
if (mouse & (BROWSER_MOUSE_DRAG_1 |
BROWSER_MOUSE_DRAG_2)) {
status = messages_get("FrameDrag");
}
done = true;
}
/* if clicking in the main page, remove the selection from any
* text areas */
if (!done) {
struct box *layout = html->layout;
if (mouse && (mouse < BROWSER_MOUSE_MOD_1) &&
selection_root(&html->sel) != layout) {
selection_init(&html->sel, layout);
}
if (text_box) {
int pixel_offset;
size_t idx;
font_plot_style_from_css(text_box->style,
&fstyle);
nsfont.font_position_in_string(&fstyle,
text_box->text,
text_box->length,
x - text_box_x,
&idx,
&pixel_offset);
if (selection_click(&html->sel, mouse,
text_box->byte_offset + idx)) {
/* key presses must be directed at the
* main browser window, paste text
* operations ignored */
if (selection_dragging(&html->sel)) {
browser_window_set_drag_type(bw,
DRAGGING_SELECTION,
NULL);
status = messages_get(
"Selecting");
}
done = true;
}
} else if (mouse & BROWSER_MOUSE_PRESS_1)
selection_clear(&html->sel, true);
}
if (!done) {
if (title)
status = title;
if (mouse & BROWSER_MOUSE_DRAG_1) {
if (mouse & BROWSER_MOUSE_MOD_2) {
msg_data.dragsave.type =
CONTENT_SAVE_COMPLETE;
msg_data.dragsave.content = NULL;
content_broadcast(c,
CONTENT_MSG_DRAGSAVE,
msg_data);
} else {
if (drag_candidate == NULL) {
browser_window_page_drag_start(
bw, x, y);
} else {
html_box_drag_start(
drag_candidate,
x, y);
}
pointer = BROWSER_POINTER_MOVE;
}
}
else if (mouse & BROWSER_MOUSE_DRAG_2) {
if (mouse & BROWSER_MOUSE_MOD_2) {
msg_data.dragsave.type =
CONTENT_SAVE_SOURCE;
msg_data.dragsave.content = NULL;
content_broadcast(c,
CONTENT_MSG_DRAGSAVE,
msg_data);
} else {
if (drag_candidate == NULL) {
browser_window_page_drag_start(
bw, x, y);
} else {
html_box_drag_start(
drag_candidate,
x, y);
}
pointer = BROWSER_POINTER_MOVE;
}
}
}
if (mouse && mouse < BROWSER_MOUSE_MOD_1) {
/* ensure key presses still act on the browser window */
browser_window_remove_caret(bw);
}
}
if (!iframe && !html_object_box) {
msg_data.explicit_status_text = status;
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
msg_data.pointer = pointer;
content_broadcast(c, CONTENT_MSG_POINTER, msg_data);
}
/* fire dom click event */
if ((mouse & BROWSER_MOUSE_CLICK_1) ||
(mouse & BROWSER_MOUSE_CLICK_2)) {
js_fire_event(html->jscontext, "click", html->document, node);
}
/* deferred actions that can cause this browser_window to be destroyed
* and must therefore be done after set_status/pointer
*/
switch (action) {
case ACTION_SUBMIT:
form_submit(content_get_url(c),
browser_window_find_target(bw, target, mouse),
gadget->form, gadget);
break;
case ACTION_GO:
browser_window_go(browser_window_find_target(bw, target, mouse),
nsurl_access(url),
nsurl_access(content_get_url(c)), true);
break;
case ACTION_NONE:
break;
}
}
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);
}
