Commit dccac158 authored by Moritz Lipp's avatar Moritz Lipp

Copy image to clipboard

parent 85a55544
......@@ -31,6 +31,9 @@ typedef struct zathura_page_widget_private_s {
int x;
int y;
} selection_basepoint;
girara_list_t* images; /**< List of images on the page */
bool images_got; /**< True if we already tried to retrieve the list of images */
zathura_image_t* current_image; /**< Image data of selected image */
} zathura_page_widget_private_t;
#define ZATHURA_PAGE_GET_PRIVATE(obj) \
......@@ -46,9 +49,12 @@ static void zathura_page_widget_get_property(GObject* object, guint prop_id, GVa
static void zathura_page_widget_size_allocate(GtkWidget* widget, GdkRectangle* allocation);
static void redraw_rect(ZathuraPage* widget, zathura_rectangle_t* rectangle);
static void redraw_all_rects(ZathuraPage* widget, girara_list_t* rectangles);
static void zathura_page_widget_popup_menu(GtkWidget* widget, GdkEventButton* event);
static gboolean cb_zathura_page_widget_button_press_event(GtkWidget* widget, GdkEventButton* button);
static gboolean cb_zathura_page_widget_button_release_event(GtkWidget* widget, GdkEventButton* button);
static gboolean cb_zathura_page_widget_motion_notify(GtkWidget* widget, GdkEventMotion* event);
static gboolean cb_zathura_page_widget_popup_menu(GtkWidget* widget);
static void cb_menu_image_copy(GtkMenuItem* item, ZathuraPage* page);
enum properties_e
{
......@@ -73,13 +79,14 @@ zathura_page_widget_class_init(ZathuraPageClass* class)
GtkWidgetClass* widget_class = GTK_WIDGET_CLASS(class);
#if GTK_MAJOR_VERSION == 3
widget_class->draw = zathura_page_widget_draw;
#else
#else
widget_class->expose_event = zathura_page_widget_expose;
#endif
#endif
widget_class->size_allocate = zathura_page_widget_size_allocate;
widget_class->button_press_event = cb_zathura_page_widget_button_press_event;
widget_class->button_release_event = cb_zathura_page_widget_button_release_event;
widget_class->motion_notify_event = cb_zathura_page_widget_motion_notify;
widget_class->popup_menu = cb_zathura_page_widget_popup_menu;
GObjectClass* object_class = G_OBJECT_CLASS(class);
object_class->finalize = zathura_page_widget_finalize;
......@@ -107,16 +114,19 @@ static void
zathura_page_widget_init(ZathuraPage* widget)
{
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
priv->page = NULL;
priv->surface = NULL;
priv->links = NULL;
priv->links_got = false;
priv->link_offset = 0;
priv->search_results = NULL;
priv->search_current = INT_MAX;
priv->selection.x1 = -1;
priv->page = NULL;
priv->surface = NULL;
priv->links = NULL;
priv->links_got = false;
priv->link_offset = 0;
priv->search_results = NULL;
priv->search_current = INT_MAX;
priv->selection.x1 = -1;
priv->selection_basepoint.x = -1;
priv->selection_basepoint.y = -1;
priv->images = NULL;
priv->images_got = false;
priv->current_image = NULL;
g_static_mutex_init(&(priv->lock));
/* we want mouse events */
......@@ -471,29 +481,34 @@ cb_zathura_page_widget_button_press_event(GtkWidget* widget, GdkEventButton* but
{
g_return_val_if_fail(widget != NULL, false);
g_return_val_if_fail(button != NULL, false);
if (button->button != 1) {
return false;
}
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
if (button->type == GDK_BUTTON_PRESS) {
/* start the selection */
priv->selection_basepoint.x = button->x;
priv->selection_basepoint.y = button->y;
priv->selection.x1 = button->x;
priv->selection.y1 = button->y;
priv->selection.x2 = button->x;
priv->selection.y2 = button->y;
} else if (button->type == GDK_2BUTTON_PRESS || button->type == GDK_3BUTTON_PRESS) {
/* abort the selection */
priv->selection_basepoint.x = -1;
priv->selection_basepoint.y = -1;
priv->selection.x1 = -1;
priv->selection.y1 = -1;
priv->selection.x2 = -1;
priv->selection.y2 = -1;
if (button->button == 1) { /* left click */
if (button->type == GDK_BUTTON_PRESS) {
/* start the selection */
priv->selection_basepoint.x = button->x;
priv->selection_basepoint.y = button->y;
priv->selection.x1 = button->x;
priv->selection.y1 = button->y;
priv->selection.x2 = button->x;
priv->selection.y2 = button->y;
} else if (button->type == GDK_2BUTTON_PRESS || button->type == GDK_3BUTTON_PRESS) {
/* abort the selection */
priv->selection_basepoint.x = -1;
priv->selection_basepoint.y = -1;
priv->selection.x1 = -1;
priv->selection.y1 = -1;
priv->selection.x2 = -1;
priv->selection.y2 = -1;
}
return true;
} else if (button->button == 3) { /* right click */
zathura_page_widget_popup_menu(widget, button);
return true;
}
return false;
}
......@@ -603,3 +618,106 @@ cb_zathura_page_widget_motion_notify(GtkWidget* widget, GdkEventMotion* event)
return false;
}
static void
zathura_page_widget_popup_menu(GtkWidget* widget, GdkEventButton* event)
{
g_return_if_fail(widget != NULL);
g_return_if_fail(event != NULL);
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
if (priv->images_got == false) {
priv->images = zathura_page_images_get(priv->page, NULL);
priv->images_got = true;
}
if (priv->images == NULL) {
return;
}
/* search for underlaying image */
zathura_image_t* image = NULL;
GIRARA_LIST_FOREACH(priv->images, zathura_image_t*, iter, image_it)
zathura_rectangle_t rect = recalc_rectangle(priv->page, image_it->position);
if (rect.x1 <= event->x && rect.x2 >= event->x && rect.y1 <= event->y && rect.y2 >= event->y) {
image = image_it;
}
GIRARA_LIST_FOREACH_END(priv->images, zathura_image_t*, iter, image_it);
if (image == NULL) {
return;
}
priv->current_image = image;
/* setup menu */
GtkWidget* menu = gtk_menu_new();
typedef struct menu_item_s {
char* text;
void (*callback)(GtkMenuItem*, ZathuraPage*);
} menu_item_t;
menu_item_t menu_items[] = {
{ _("Copy image"), cb_menu_image_copy },
};
for (unsigned int i = 0; i < LENGTH(menu_items); i++) {
GtkWidget* item = gtk_menu_item_new_with_label(menu_items[i].text);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
gtk_widget_show(item);
g_signal_connect(G_OBJECT(item), "activate", G_CALLBACK(menu_items[i].callback), ZATHURA_PAGE(widget));
}
/* attach and popup */
int event_button = 0;
int event_time = gtk_get_current_event_time();
if (event != NULL) {
event_button = event->button;
event_time = event->time;
}
gtk_menu_attach_to_widget(GTK_MENU(menu), widget, NULL);
gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, event_button, event_time);
}
static gboolean
cb_zathura_page_widget_popup_menu(GtkWidget* widget)
{
zathura_page_widget_popup_menu(widget, NULL);
return TRUE;
}
static void
cb_menu_image_copy(GtkMenuItem* item, ZathuraPage* page)
{
g_return_if_fail(item != NULL);
g_return_if_fail(page != NULL);
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(page);
g_return_if_fail(priv->current_image != NULL);
cairo_surface_t* surface = zathura_page_image_get_cairo(priv->page, priv->current_image, NULL);
if (surface == NULL) {
return;
}
int width = cairo_image_surface_get_width(surface);
int height = cairo_image_surface_get_height(surface);
GdkPixmap* pixmap = gdk_pixmap_new(GTK_WIDGET(item)->window, width, height, -1);
cairo_t* cairo = gdk_cairo_create(pixmap);
cairo_set_source_surface(cairo, surface, 0, 0);
cairo_paint(cairo);
cairo_destroy(cairo);
GdkPixbuf* pixbuf = gdk_pixbuf_get_from_drawable(NULL, pixmap, NULL, 0, 0, 0,
0, width, height);
gtk_clipboard_set_image(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), pixbuf);
gtk_clipboard_set_image(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pixbuf);
priv->current_image = NULL;
}
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