More dtp work. I think we're good enough to start putting all the pieces together...
This commit is contained in:
Pietro Gagliardi
parent
afac890502
commit
218a50a2b1
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@ -5,48 +5,125 @@
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GtkWidget *win;
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GtkWidget *dtp;
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GdkDevice *keyboard;
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GdkDevice *mouse;
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// based on gtk_combo_box_list_position() in the GTK+ source code
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// TODO monitor detection
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static void allocationToScreen(GtkWidget *w, GtkAllocation *a)
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// again, a lot of this is in the order that GtkComboBox does it
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static void hidePopup(void)
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{
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gint x, y;
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GdkWindow *window;
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if (keyboard != NULL)
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gdk_device_ungrab(keyboard, GDK_CURRENT_TIME);
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gdk_device_ungrab(mouse, GDK_CURRENT_TIME);
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gtk_device_grab_remove(win, mouse);
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keyboard = NULL;
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mouse = NULL;
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x = 0;
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y = 0;
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if (!gtk_widget_get_has_window(w)) {
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x = a->x;
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y = a->y;
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}
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window = gtk_widget_get_window(w);
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gdk_window_get_root_coords(window, x, y, &x, &y);
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if (gtk_widget_get_direction(w) == GTK_TEXT_DIR_RTL)
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x += a->width;
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a->x = x;
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a->y = y;
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gtk_widget_hide(win);
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}
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static void toggled(GtkToggleButton *t, gpointer data)
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static gboolean stopPopup(GtkWidget *widget, GdkEvent *event, gpointer data)
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{
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hidePopup();
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return TRUE; // this is what GtkComboBox does
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}
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// this consolidates a good chunk of what GtkComboBox does
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static gboolean startGrab(void)
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{
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GdkDevice *dev;
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guint32 time;
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GdkWindow *window;
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dev = gtk_get_current_event_device();
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if (dev == NULL)
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return FALSE; // TODO
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time = gtk_get_current_event_time();
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keyboard = dev;
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mouse = gdk_device_get_associated_device(dev);
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if (gdk_device_get_source(dev) != GDK_SOURCE_KEYBOARD) {
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dev = mouse;
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mouse = keyboard;
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keyboard = dev;
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}
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window = gtk_widget_get_window(win);
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if (keyboard != NULL)
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if (gdk_device_grab(keyboard, window,
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GDK_OWNERSHIP_WINDOW, TRUE,
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GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
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NULL, time) != GDK_GRAB_SUCCESS)
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return FALSE;
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if (mouse != NULL)
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if (gdk_device_grab(mouse, window,
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GDK_OWNERSHIP_WINDOW, TRUE,
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GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK,
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NULL, time) != GDK_GRAB_SUCCESS) {
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if (keyboard != NULL)
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gdk_device_ungrab(keyboard, time);
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return FALSE;
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}
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gtk_device_grab_add(win, mouse, TRUE);
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// TODO store keyboard and mouse
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g_signal_connect(win, "grab-broken-event", G_CALLBACK(stopPopup), NULL);
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g_signal_connect(win, "button-release-event", G_CALLBACK(stopPopup), NULL);
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return TRUE;
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}
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// based on gtk_combo_box_list_position() in the GTK+ source code
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static void allocationToScreen(GtkWidget *w, GtkAllocation *a, gint *x, gint *y)
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{
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GdkWindow *window;
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*x = 0;
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*y = 0;
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if (!gtk_widget_get_has_window(w)) {
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*x = a->x;
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*y = a->y;
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}
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window = gtk_widget_get_window(w);
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gdk_window_get_root_coords(window, *x, *y, x, y);
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if (gtk_widget_get_direction(w) == GTK_TEXT_DIR_RTL)
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*x += a->width; // TODO subtract target width
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// TODO monitor detection
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*y += a->height;
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}
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static void showPopup(GtkWidget *button)
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{
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GtkWidget *toplevel;
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GtkAllocation allocation;
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gint x, y;
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toplevel = gtk_widget_get_toplevel(GTK_WIDGET(t));
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toplevel = gtk_widget_get_toplevel(button);
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if (GTK_IS_WINDOW(toplevel))
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gtk_window_group_add_window(gtk_window_get_group(GTK_WINDOW(toplevel)),
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GTK_WINDOW(win));
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gtk_widget_get_allocation(GTK_WIDGET(t), &allocation);
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allocationToScreen(GTK_WIDGET(t), &allocation);
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gtk_window_move(GTK_WINDOW(win), allocation.x, allocation.y + allocation.height);
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gtk_widget_get_allocation(button, &allocation);
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allocationToScreen(button, &allocation, &x, &y);
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gtk_window_move(GTK_WINDOW(win), x, y);
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gtk_widget_show_all(win);
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gtk_widget_show(win);
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if (!startGrab())
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hidePopup();
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}
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// TODO verify signature
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static void toggled(GtkToggleButton *t, gpointer data)
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{
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if (gtk_toggle_button_get_active(t))
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showPopup(GTK_WIDGET(t));
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else
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hidePopup();
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}
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int main(void)
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{
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GtkWidget *mainwin;
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GtkWidget *box;
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GtkWidget *button;
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gtk_init(NULL, NULL);
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@ -54,9 +131,12 @@ int main(void)
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mainwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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g_signal_connect(mainwin, "destroy", G_CALLBACK(gtk_main_quit), NULL);
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gtk_container_set_border_width(GTK_CONTAINER(mainwin), 12);
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box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 6);
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gtk_container_add(GTK_CONTAINER(mainwin), box);
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button = gtk_toggle_button_new_with_label("Click");
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g_signal_connect(button, "toggled", G_CALLBACK(toggled), NULL);
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gtk_container_add(GTK_CONTAINER(mainwin), button);
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gtk_container_add(GTK_CONTAINER(box), button);
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gtk_container_add(GTK_CONTAINER(box), gtk_entry_new());
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win = gtk_window_new(GTK_WINDOW_POPUP);
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gtk_window_set_resizable(GTK_WINDOW(win), FALSE);
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@ -74,6 +154,7 @@ int main(void)
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dtp = GTK_WIDGET(g_object_new(dateTimePickerWidget_get_type(), NULL));
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gtk_container_add(GTK_CONTAINER(win), dtp);
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gtk_widget_show(dtp);
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gtk_widget_show_all(mainwin);
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gtk_main();
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