diff options
Diffstat (limited to 'gtk/window.c')
| -rw-r--r-- | gtk/window.c | 1337 |
1 files changed, 0 insertions, 1337 deletions
diff --git a/gtk/window.c b/gtk/window.c deleted file mode 100644 index de333d1b0..000000000 --- a/gtk/window.c +++ /dev/null @@ -1,1337 +0,0 @@ -/* - * Copyright 2006 Daniel Silverstone <dsilvers@digital-scurf.org> - * Copyright 2006 Rob Kendrick <rjek@rjek.com> - * - * This file is part of NetSurf, http://www.netsurf-browser.org/ - * - * NetSurf is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * NetSurf is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -/** - * \file - * Implementation of gtk windowing. - */ - -#include <stdlib.h> -#include <inttypes.h> -#include <string.h> -#include <limits.h> -#include <assert.h> -#include <math.h> -#include <gtk/gtk.h> -#include <gdk/gdkkeysyms.h> -#include <gdk-pixbuf/gdk-pixdata.h> - -#include "utils/log.h" -#include "utils/utf8.h" -#include "utils/utils.h" -#include "utils/nsoption.h" -#include "content/hlcache.h" -#include "gtk/window.h" -#include "gtk/selection.h" -#include "desktop/browser.h" -#include "desktop/mouse.h" -#include "desktop/searchweb.h" -#include "desktop/textinput.h" -#include "desktop/gui_window.h" -#include "desktop/plotters.h" -#include "render/form.h" - -#include "gtk/warn.h" -#include "gtk/compat.h" -#include "gtk/gui.h" -#include "gtk/scaffolding.h" -#include "gtk/plotters.h" -#include "gtk/schedule.h" -#include "gtk/tabs.h" -#include "gtk/bitmap.h" -#include "gtk/gdk.h" -#include "gtk/resources.h" - -static GtkWidget *select_menu; -static struct form_control *select_menu_control; - -static void nsgtk_select_menu_clicked(GtkCheckMenuItem *checkmenuitem, - gpointer user_data); - -struct gui_window { - /** - * The gtk scaffold object containing menu, buttons, url bar, [tabs], - * drawing area, etc that may contain one or more gui_windows. - */ - struct nsgtk_scaffolding *scaffold; - - /** The 'content' window that is rendered in the gui_window */ - struct browser_window *bw; - - /** mouse state and events. */ - struct { - struct gui_window *gui; - - gdouble pressed_x; - gdouble pressed_y; - gboolean waiting; - browser_mouse_state state; - } mouse; - - /** caret dimension and location for rendering */ - int caretx, carety, careth; - - /** caret shape for rendering */ - gui_pointer_shape current_pointer; - - /** previous event location */ - int last_x, last_y; - - /** The top level container (tabContents) */ - GtkWidget *container; - - /** display widget for this page or frame */ - GtkLayout *layout; - - /** handle to the the visible tab */ - GtkWidget *tab; - - /** statusbar */ - GtkLabel *status_bar; - - /** status pane */ - GtkPaned *paned; - - /** has the status pane had its first size operation yet? */ - bool paned_sized; - - /** to allow disactivation / resume of normal window behaviour */ - gulong signalhandler[NSGTK_WINDOW_SIGNAL_COUNT]; - - /** The icon this window should have */ - GdkPixbuf *icon; - - /** The input method to use with this window */ - GtkIMContext *input_method; - - /** list for cleanup */ - struct gui_window *next, *prev; -}; - -/**< first entry in window list */ -struct gui_window *window_list = NULL; - -/** flag controlling opening of tabs in teh background */ -int temp_open_background = -1; - -struct nsgtk_scaffolding *nsgtk_get_scaffold(struct gui_window *g) -{ - return g->scaffold; -} - -GdkPixbuf *nsgtk_get_icon(struct gui_window *gw) -{ - return gw->icon; -} - -struct browser_window *nsgtk_get_browser_window(struct gui_window *g) -{ - return g->bw; -} - -unsigned long nsgtk_window_get_signalhandler(struct gui_window *g, int i) -{ - return g->signalhandler[i]; -} - -GtkLayout *nsgtk_window_get_layout(struct gui_window *g) -{ - return g->layout; -} - -GtkWidget *nsgtk_window_get_tab(struct gui_window *g) -{ - return g->tab; -} - -void nsgtk_window_set_tab(struct gui_window *g, GtkWidget *w) -{ - g->tab = w; -} - - -struct gui_window *nsgtk_window_iterate(struct gui_window *g) -{ - return g->next; -} - -float nsgtk_get_scale_for_gui(struct gui_window *g) -{ - return browser_window_get_scale(g->bw); -} - -static void nsgtk_select_menu_clicked(GtkCheckMenuItem *checkmenuitem, - gpointer user_data) -{ - form_select_process_selection(select_menu_control, - (intptr_t)user_data); -} - -#if GTK_CHECK_VERSION(3,0,0) - -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 ((fabs(event->x - g->last_x) < 5.0) && - (fabs(event->y - g->last_y) < 5.0)) { - /* 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_im_context_reset(g->input_method); - 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_context_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; - - if (gtk_im_context_filter_keypress(g->input_method, event)) - return TRUE; - - 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_keyrelease_event(GtkWidget *widget, - GdkEventKey *event, gpointer data) -{ - struct gui_window *g = data; - - return gtk_im_context_filter_keypress(g->input_method, event); -} - - -static void nsgtk_window_input_method_commit(GtkIMContext *ctx, - const gchar *str, gpointer data) -{ - struct gui_window *g = data; - size_t len = strlen(str), offset = 0; - - while (offset < len) { - uint32_t nskey = utf8_to_ucs4(str + offset, len - offset); - - browser_window_key_press(g->bw, nskey); - - offset = utf8_next(str, len, offset); - } -} - - -static gboolean nsgtk_window_size_allocate_event(GtkWidget *widget, - GtkAllocation *allocation, gpointer data) -{ - struct gui_window *g = data; - - browser_window_schedule_reformat(g->bw); - - 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); - - g_object_unref(gw->input_method); -} - - -/** - * Create and open a gtk container (window or tab) for a browsing context. - * - * \param bw The browsing context to create gui_window for. - * \param existing An existing gui_window, may be NULL - * \param flags flags to control the container creation - * \return gui window, or NULL on error - * - * If GW_CREATE_CLONE flag is set existing is non-NULL. - * - * Front end's gui_window must include a reference to the - * browser window passed in the bw param. - */ -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 is being created to return */ - bool tempback; - GtkBuilder* tab_builder; - - nserror res; - - res = nsgtk_builder_new_from_resname("tabcontents", &tab_builder); - if (res != NSERROR_OK) { - LOG("Tab contents UI builder init failed"); - return NULL; - } - - gtk_builder_connect_signals(tab_builder, NULL); - - g = calloc(1, sizeof(*g)); - if (!g) { - nsgtk_warning("NoMemory", 0); - g_object_unref(tab_builder); - 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; - - /* attach scaffold */ - if (flags & GW_CREATE_TAB) { - /* open in new tab, attach to existing scaffold */ - if (existing != NULL) { - g->scaffold = existing->scaffold; - } else { - g->scaffold = nsgtk_current_scaffolding(); - } - } else { - /* open in new window, create and attach to scaffold */ - g->scaffold = nsgtk_new_scaffolding(g); - } - if (g->scaffold == NULL) { - nsgtk_warning("NoMemory", 0); - free(g); - g_object_unref(tab_builder); - return NULL; - } - - /* Construct our primary elements */ - g->container = GTK_WIDGET(gtk_builder_get_object(tab_builder, "tabContents")); - g->layout = GTK_LAYOUT(gtk_builder_get_object(tab_builder, "layout")); - g->status_bar = GTK_LABEL(gtk_builder_get_object(tab_builder, "status_bar")); - g->paned = GTK_PANED(gtk_builder_get_object(tab_builder, "hpaned1")); - g->input_method = gtk_im_multicontext_new(); - - /* set a default favicon */ - g_object_ref(favicon_pixbuf); - g->icon = favicon_pixbuf; - - /* 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); - - g->signalhandler[NSGTK_WINDOW_SIGNAL_REDRAW] = - nsgtk_connect_draw_event(GTK_WIDGET(g->layout), - G_CALLBACK(nsgtk_window_draw_event), g); - - /* helper macro to conect signals to callbacks */ -#define CONNECT(obj, sig, callback, ptr) \ - g_signal_connect(G_OBJECT(obj), (sig), G_CALLBACK(callback), (ptr)) - - /* 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, "key-release-event", - nsgtk_window_keyrelease_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); - - /* input method */ - gtk_im_context_set_client_window(g->input_method, - nsgtk_layout_get_bin_window(g->layout)); - gtk_im_context_set_use_preedit(g->input_method, FALSE); - - /* input method signals */ - CONNECT(g->input_method, "commit", - nsgtk_window_input_method_commit, 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 tab_builder as the container is - * referenced by the notebook now. - */ - g_object_unref(tab_builder); - - 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)); - browser_window_schedule_reformat(g->bw); - } -} - - -/** - * callback from core to reformat a window. - */ -static void nsgtk_window_reformat(struct gui_window *gw) -{ - GtkAllocation alloc; - - if (gw != NULL) { - /** @todo consider gtk_widget_get_allocated_width() */ - nsgtk_widget_get_allocation(GTK_WIDGET(gw->layout), &alloc); - - browser_window_reformat(gw->bw, false, alloc.width, alloc.height); - } -} - -void nsgtk_window_destroy_browser(struct gui_window *gw) -{ - /* remove tab */ - gtk_widget_destroy(gw->container); -} - -static void gui_window_destroy(struct gui_window *g) -{ - LOG("gui_window: %p", g); - assert(g != NULL); - assert(g->bw != NULL); - LOG("scaffolding: %p", g->scaffold); - - if (g->prev) { - g->prev->next = g->next; - } else { - window_list = g->next; - } - - if (g->next) { - g->next->prev = g->prev; - } - - LOG("window list head: %p", window_list); -} - -/** - * favicon setting for gtk gui window. - * - * \param gw gtk gui window to set favicon on. - * \param icon A handle to the new favicon content. - */ -static 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 bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy) -{ - GtkAdjustment *vadj = nsgtk_layout_get_vadjustment(g->layout); - GtkAdjustment *hadj = nsgtk_layout_get_hadjustment(g->layout); - - assert(vadj); - assert(hadj); - - *sy = (int)(gtk_adjustment_get_value(vadj)); - *sx = (int)(gtk_adjustment_get_value(hadj)); - - return true; -} - -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 gui_window_remove_caret(struct gui_window *g) -{ - int sx, sy; - int oh = g->careth; - - if (oh == 0) - return; - - g->careth = 0; - - gui_window_get_scroll(g, &sx, &sy); - - gtk_widget_queue_draw_area(GTK_WIDGET(g->layout), - g->caretx - sx, g->carety - sy, 1, oh + 1); - -} - -static void gui_window_redraw_window(struct gui_window *g) -{ - gtk_widget_queue_draw(GTK_WIDGET(g->layout)); -} - -static void gui_window_update_box(struct gui_window *g, const struct rect *rect) -{ - int sx, sy; - float scale; - - if (!browser_window_has_content(g->bw)) - return; - - gui_window_get_scroll(g, &sx, &sy); - scale = browser_window_get_scale(g->bw); - - gtk_widget_queue_draw_area(GTK_WIDGET(g->layout), - rect->x0 * scale - sx, - rect->y0 * scale - sy, - (rect->x1 - rect->x0) * scale, - (rect->y1 - rect->y0) * scale); -} - -static void gui_window_set_status(struct gui_window *g, const char *text) -{ - assert(g); - assert(g->status_bar); - gtk_label_set_text(g->status_bar, text); -} - - -static void gui_window_set_scroll(struct gui_window *g, int sx, int sy) -{ - GtkAdjustment *vadj = nsgtk_layout_get_vadjustment(g->layout); - GtkAdjustment *hadj = nsgtk_layout_get_hadjustment(g->layout); - gdouble vlower, vpage, vupper, hlower, hpage, hupper, x = (double)sx, y = (double)sy; - - assert(vadj); - assert(hadj); - - g_object_get(vadj, "page-size", &vpage, "lower", &vlower, "upper", &vupper, NULL); - g_object_get(hadj, "page-size", &hpage, "lower", &hlower, "upper", &hupper, NULL); - - if (x < hlower) - x = hlower; - if (x > (hupper - hpage)) - x = hupper - hpage; - if (y < vlower) - y = vlower; - if (y > (vupper - vpage)) - y = vupper - vpage; - - gtk_adjustment_set_value(vadj, y); - gtk_adjustment_set_value(hadj, x); -} - -static void gui_window_update_extent(struct gui_window *g) -{ - int w, h; - - if (browser_window_get_extents(g->bw, true, &w, &h) == NSERROR_OK) { - gtk_layout_set_size(g->layout, w, h); - } -} - -static void gui_window_set_pointer(struct gui_window *g, - gui_pointer_shape shape) -{ - GdkCursor *cursor = NULL; - GdkCursorType cursortype; - bool nullcursor = false; - - if (g->current_pointer == shape) - return; - - g->current_pointer = shape; - - switch (shape) { - case GUI_POINTER_POINT: - cursortype = GDK_HAND2; - break; - case GUI_POINTER_CARET: - cursortype = GDK_XTERM; - break; - case GUI_POINTER_UP: - cursortype = GDK_TOP_SIDE; - break; - case GUI_POINTER_DOWN: - cursortype = GDK_BOTTOM_SIDE; - break; - case GUI_POINTER_LEFT: - cursortype = GDK_LEFT_SIDE; - break; - case GUI_POINTER_RIGHT: - cursortype = GDK_RIGHT_SIDE; - break; - case GUI_POINTER_LD: - cursortype = GDK_BOTTOM_LEFT_CORNER; - break; - case GUI_POINTER_RD: - cursortype = GDK_BOTTOM_RIGHT_CORNER; - break; - case GUI_POINTER_LU: - cursortype = GDK_TOP_LEFT_CORNER; - break; - case GUI_POINTER_RU: - cursortype = GDK_TOP_RIGHT_CORNER; - break; - case GUI_POINTER_CROSS: - cursortype = GDK_CROSS; - break; - case GUI_POINTER_MOVE: - cursortype = GDK_FLEUR; - break; - case GUI_POINTER_WAIT: - cursortype = GDK_WATCH; - break; - case GUI_POINTER_HELP: - cursortype = GDK_QUESTION_ARROW; - break; - case GUI_POINTER_MENU: - cursor = nsgtk_create_menu_cursor(); - nullcursor = true; - break; - case GUI_POINTER_PROGRESS: - /* In reality, this needs to be the funky left_ptr_watch - * which we can't do easily yet. - */ - cursortype = GDK_WATCH; - break; - /* The following we're not sure about */ - case GUI_POINTER_NO_DROP: - case GUI_POINTER_NOT_ALLOWED: - case GUI_POINTER_DEFAULT: - default: - nullcursor = true; - } - - if (!nullcursor) - cursor = gdk_cursor_new_for_display( - gtk_widget_get_display( - GTK_WIDGET(g->layout)), - cursortype); - gdk_window_set_cursor(nsgtk_widget_get_window(GTK_WIDGET(g->layout)), - cursor); - - if (!nullcursor) - nsgdk_cursor_unref(cursor); -} - - -static void gui_window_place_caret(struct gui_window *g, int x, int y, int height, - const struct rect *clip) -{ - nsgtk_redraw_caret(g); - - y += 1; - height -= 1; - - if (y < clip->y0) { - height -= clip->y0 - y; - y = clip->y0; - } - - if (y + height > clip->y1) { - height = clip->y1 - y + 1; - } - - g->caretx = x; - g->carety = y; - g->careth = height; - - nsgtk_redraw_caret(g); - - gtk_widget_grab_focus(GTK_WIDGET(g->layout)); -} - - -static void gui_window_get_dimensions(struct gui_window *g, int *width, int *height, - bool scaled) -{ - GtkAllocation alloc; - - /* @todo consider gtk_widget_get_allocated_width() */ - nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc); - - *width = alloc.width; - *height = alloc.height; - - if (scaled) { - float scale = browser_window_get_scale(g->bw); - *width /= scale; - *height /= scale; - } - LOG("width: %i", *width); - LOG("height: %i", *height); -} - -static void gui_window_start_selection(struct gui_window *g) -{ - gtk_widget_grab_focus(GTK_WIDGET(g->layout)); -} - -static void gui_window_create_form_select_menu(struct gui_window *g, - struct form_control *control) -{ - intptr_t item; - struct form_option *option; - - GtkWidget *menu_item; - - /* control->data.select.multiple is true if multiple selections - * are allowable. We ignore this, as the core handles it for us. - * Yay. \o/ - */ - - if (select_menu != NULL) { - gtk_widget_destroy(select_menu); - } - - select_menu = gtk_menu_new(); - select_menu_control = control; - - item = 0; - option = form_select_get_option(control, item); - while (option != NULL) { - LOG("Item %"PRIdPTR" option %p text %s", - item, option, option->text); - menu_item = gtk_check_menu_item_new_with_label(option->text); - if (option->selected) { - gtk_check_menu_item_set_active( - GTK_CHECK_MENU_ITEM(menu_item), TRUE); - } - - /* - * This casts the item index integer into an integer - * the size of a pointer. This allows the callback - * parameter to be passed avoiding allocating memory - * for a context with a single integer in it. - */ - g_signal_connect(menu_item, "toggled", - G_CALLBACK(nsgtk_select_menu_clicked), (gpointer)item); - - gtk_menu_shell_append(GTK_MENU_SHELL(select_menu), menu_item); - - item++; - option = form_select_get_option(control, item); - } - - gtk_widget_show_all(select_menu); - - gtk_menu_popup(GTK_MENU(select_menu), NULL, NULL, NULL, - NULL /* data */, 0, gtk_get_current_event_time()); - -} - -static void -gui_window_file_gadget_open(struct gui_window *g, - hlcache_handle *hl, - struct form_control *gadget) -{ - GtkWidget *dialog; - - dialog = gtk_file_chooser_dialog_new("Select File", - nsgtk_scaffolding_window(g->scaffold), - GTK_FILE_CHOOSER_ACTION_OPEN, - NSGTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, - NSGTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, - NULL); - - LOG("*** open dialog: %p", dialog); - - int ret = gtk_dialog_run(GTK_DIALOG(dialog)); - LOG("*** return value: %d", ret); - if (ret == GTK_RESPONSE_ACCEPT) { - char *filename; - - filename = gtk_file_chooser_get_filename( - GTK_FILE_CHOOSER(dialog)); - - browser_window_set_gadget_filename(g->bw, gadget, filename); - - g_free(filename); - } - - gtk_widget_destroy(dialog); -} - -static struct gui_window_table window_table = { - .create = gui_window_create, - .destroy = gui_window_destroy, - .redraw = gui_window_redraw_window, - .update = gui_window_update_box, - .get_scroll = gui_window_get_scroll, - .set_scroll = gui_window_set_scroll, - .get_dimensions = gui_window_get_dimensions, - .update_extent = gui_window_update_extent, - .reformat = nsgtk_window_reformat, - - .set_icon = gui_window_set_icon, - .set_status = gui_window_set_status, - .set_pointer = gui_window_set_pointer, - .place_caret = gui_window_place_caret, - .remove_caret = gui_window_remove_caret, - .create_form_select_menu = gui_window_create_form_select_menu, - .file_gadget_open = gui_window_file_gadget_open, - .start_selection = gui_window_start_selection, - - /* from scaffold */ - .set_title = nsgtk_window_set_title, - .set_url = gui_window_set_url, - .start_throbber = gui_window_start_throbber, - .stop_throbber = gui_window_stop_throbber, -}; - -struct gui_window_table *nsgtk_window_table = &window_table; |