void TXT_WindowKeyPress(txt_window_t *window, int c)
{
int i;
// Is this a mouse button ?
if (c >= TXT_MOUSE_BASE && c < TXT_MOUSE_BASE + TXT_MAX_MOUSE_BUTTONS)
{
MouseButtonPress(window, c);
return;
}
// Try the window key spy
if (window->key_listener != NULL)
{
// key listener can eat keys
if (window->key_listener(window, c, window->key_listener_data))
{
return;
}
}
// Send to the currently selected widget
if (TXT_WidgetKeyPress(window, c))
{
return;
}
// Try all of the action buttons
for (i=0; i<3; ++i)
{
if (window->actions[i] != NULL
&& TXT_WidgetKeyPress(window->actions[i], c))
{
return;
}
}
}
static void TXT_InputBoxMousePress(TXT_UNCAST_ARG(inputbox),
int x, int y, int b)
{
TXT_CAST_ARG(txt_inputbox_t, inputbox);
if (b == TXT_MOUSE_LEFT)
{
// Make mouse clicks start editing the box
if (!inputbox->editing)
{
// Send a simulated keypress to start editing
TXT_WidgetKeyPress(inputbox, KEY_ENTER);
}
}
}
static int TXT_FileSelectKeyPress(TXT_UNCAST_ARG(fileselect), int key)
{
TXT_CAST_ARG(txt_fileselect_t, fileselect);
// When the enter key is pressed, pop up a file selection dialog,
// if file selectors work. Allow holding down 'alt' to override
// use of the native file selector, so the user can just type a path.
if (!fileselect->inputbox->editing
&& !TXT_GetModifierState(TXT_MOD_ALT)
&& key == KEY_ENTER)
{
if (DoSelectFile(fileselect))
{
return 1;
}
}
return TXT_WidgetKeyPress(fileselect->inputbox, key);
}
static int TXT_ScrollPaneKeyPress(TXT_UNCAST_ARG(scrollpane), int key)
{
TXT_CAST_ARG(txt_scrollpane_t, scrollpane);
int result;
result = 0;
if (scrollpane->child != NULL)
{
result = TXT_WidgetKeyPress(scrollpane->child, key);
// Gross hack - if we're scrolling in a menu with the keyboard,
// automatically move the scroll pane to show the new
// selected item.
if ((key == KEY_UPARROW || key == KEY_DOWNARROW
|| key == KEY_LEFTARROW || key == KEY_RIGHTARROW
|| key == KEY_PGUP || key == KEY_PGDN
|| key == KEY_TAB)
&& scrollpane->child->widget_class == &txt_table_class)
{
if (PageSelectedWidget(scrollpane, key))
{
result = 1;
}
ShowSelectedWidget(scrollpane);
}
// If the child widget didn't use the keypress, we can see
// if it can be interpreted as a scrolling command.
if (result == 0)
{
result = InterpretScrollKey(scrollpane, key);
}
}
return result;
}
static int TXT_TableKeyPress(TXT_UNCAST_ARG(table), int key)
{
TXT_CAST_ARG(txt_table_t, table);
int selected;
int rows;
rows = TableRows(table);
// Send to the currently selected widget first
selected = table->selected_y * table->columns + table->selected_x;
if (selected >= 0 && selected < table->num_widgets)
{
if (table->widgets[selected] != NULL
&& table->widgets[selected]->selectable
&& TXT_WidgetKeyPress(table->widgets[selected], key))
{
return 1;
}
}
if (key == KEY_DOWNARROW)
{
int new_x, new_y;
// Move cursor down to the next selectable widget
for (new_y = table->selected_y + 1; new_y < rows; ++new_y)
{
new_x = FindSelectableColumn(table, new_y, table->selected_x);
if (new_x >= 0)
{
// Found a selectable widget in this column!
table->selected_x = new_x;
table->selected_y = new_y;
return 1;
}
}
}
if (key == KEY_UPARROW)
{
int new_x, new_y;
// Move cursor up to the next selectable widget
for (new_y = table->selected_y - 1; new_y >= 0; --new_y)
{
new_x = FindSelectableColumn(table, new_y, table->selected_x);
if (new_x >= 0)
{
// Found a selectable widget in this column!
table->selected_x = new_x;
table->selected_y = new_y;
return 1;
}
}
}
if (key == KEY_LEFTARROW)
{
int new_x;
// Move cursor left
for (new_x = table->selected_x - 1; new_x >= 0; --new_x)
{
if (SelectableWidget(table, new_x, table->selected_y))
{
// Found a selectable widget!
table->selected_x = new_x;
return 1;
}
}
}
if (key == KEY_RIGHTARROW)
{
int new_x;
// Move cursor left
for (new_x = table->selected_x + 1; new_x < table->columns; ++new_x)
{
if (SelectableWidget(table, new_x, table->selected_y))
{
// Found a selectable widget!
table->selected_x = new_x;
return 1;
}
}
}
return 0;
}
static void WindowSelectCallback(TXT_UNCAST_ARG(widget), TXT_UNCAST_ARG(window))
{
TXT_CAST_ARG(txt_window_t, window);
TXT_WidgetKeyPress(window, KEY_ENTER);
}
static int TXT_TableKeyPress(TXT_UNCAST_ARG(table), int key)
{
TXT_CAST_ARG(txt_table_t, table);
int selected;
int rows;
rows = TableRows(table);
// Send to the currently selected widget first
selected = table->selected_y * table->columns + table->selected_x;
if (selected >= 0 && selected < table->num_widgets)
{
if (IsActualWidget(table->widgets[selected])
&& TXT_SelectableWidget(table->widgets[selected])
&& TXT_WidgetKeyPress(table->widgets[selected], key))
{
return 1;
}
}
if (key == KEY_TAB)
{
int dir;
int i;
dir = TXT_GetModifierState(TXT_MOD_SHIFT) ? -1 : 1;
// Cycle through all widgets until we find one that can be selected.
for (i = table->selected_y * table->columns + table->selected_x + dir;
i >= 0 && i < table->num_widgets;
i += dir)
{
if (IsActualWidget(table->widgets[i])
&& TXT_SelectableWidget(table->widgets[i]))
{
ChangeSelection(table, i % table->columns, i / table->columns);
return 1;
}
}
return 0;
}
if (key == KEY_DOWNARROW)
{
int new_x, new_y;
// Move cursor down to the next selectable widget
for (new_y = table->selected_y + 1; new_y < rows; ++new_y)
{
new_x = FindSelectableColumn(table, new_y, table->selected_x);
if (new_x >= 0)
{
// Found a selectable widget in this column!
ChangeSelection(table, new_x, new_y);
return 1;
}
}
}
if (key == KEY_UPARROW)
{
int new_x, new_y;
// Move cursor up to the next selectable widget
for (new_y = table->selected_y - 1; new_y >= 0; --new_y)
{
new_x = FindSelectableColumn(table, new_y, table->selected_x);
if (new_x >= 0)
{
// Found a selectable widget in this column!
ChangeSelection(table, new_x, new_y);
return 1;
}
}
}
if (key == KEY_LEFTARROW)
{
int new_x;
// Move cursor left
for (new_x = table->selected_x - 1; new_x >= 0; --new_x)
{
if (SelectableCell(table, new_x, table->selected_y))
{
// Found a selectable widget!
ChangeSelection(table, new_x, table->selected_y);
return 1;
}
}
}
if (key == KEY_RIGHTARROW)
{
int new_x;
// Move cursor left
for (new_x = table->selected_x + 1; new_x < table->columns; ++new_x)
{
if (SelectableCell(table, new_x, table->selected_y))
{
// Found a selectable widget!
ChangeSelection(table, new_x, table->selected_y);
return 1;
}
}
}
return 0;
}
