297 lines
10 KiB
C
297 lines
10 KiB
C
/*
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* Copyright 2010 Rob Kendrick <rjek@netsurf-browser.org>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** \file
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* Compatibility functions for older GTK versions (interface)
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*/
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#ifndef NETSURF_GTK_COMPAT_H_
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#define NETSURF_GTK_COMPAT_H_
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#include <stdint.h>
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#include <gtk/gtk.h>
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/* gtk 3.10 depricated the use of stock names */
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#if GTK_CHECK_VERSION(3,10,0)
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#define NSGTK_USE_ICON_NAME
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#else
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#undef NSGTK_USE_ICON_NAME
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#endif
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/* icon names instead of stock */
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#ifdef NSGTK_USE_ICON_NAME
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#define NSGTK_STOCK_ADD "list-add"
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#define NSGTK_STOCK_CANCEL "_Cancel"
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#define NSGTK_STOCK_CLEAR "edit-clear"
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#define NSGTK_STOCK_CLOSE "window-close"
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#define NSGTK_STOCK_FIND "edit-find"
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#define NSGTK_STOCK_GO_BACK "go-previous"
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#define NSGTK_STOCK_GO_FORWARD "go-next"
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#define NSGTK_STOCK_HOME "go-home"
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#define NSGTK_STOCK_INFO "dialog-information"
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#define NSGTK_STOCK_REFRESH "view-refresh"
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#define NSGTK_STOCK_SAVE "document-save"
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#define NSGTK_STOCK_SAVE_AS "document-save-as"
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#define NSGTK_STOCK_STOP "process-stop"
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#define NSGTK_STOCK_OK "_OK"
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#define NSGTK_STOCK_OPEN "_Open"
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#else
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#define NSGTK_STOCK_ADD GTK_STOCK_ADD
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#define NSGTK_STOCK_CANCEL GTK_STOCK_CANCEL
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#define NSGTK_STOCK_CLEAR GTK_STOCK_CLEAR
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#define NSGTK_STOCK_CLOSE GTK_STOCK_CLOSE
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#define NSGTK_STOCK_FIND GTK_STOCK_FIND
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#define NSGTK_STOCK_GO_BACK GTK_STOCK_GO_BACK
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#define NSGTK_STOCK_GO_FORWARD GTK_STOCK_GO_FORWARD
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#define NSGTK_STOCK_HOME GTK_STOCK_HOME
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#define NSGTK_STOCK_INFO GTK_STOCK_INFO
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#define NSGTK_STOCK_REFRESH GTK_STOCK_REFRESH
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#define NSGTK_STOCK_SAVE GTK_STOCK_SAVE
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#define NSGTK_STOCK_SAVE_AS GTK_STOCK_SAVE_AS
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#define NSGTK_STOCK_STOP GTK_STOCK_STOP
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#define NSGTK_STOCK_OK GTK_STOCK_OK
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#define NSGTK_STOCK_OPEN GTK_STOCK_OPEN
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#endif
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/* widget alignment only available since 3.0 */
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#if !GTK_CHECK_VERSION(3,0,0)
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typedef enum {
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GTK_ALIGN_FILL,
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GTK_ALIGN_START,
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GTK_ALIGN_END,
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GTK_ALIGN_CENTER,
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GTK_ALIGN_BASELINE
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} GtkAlign;
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#endif
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/**
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* Set the alignment of a widget.
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*
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* sets both the horizontal and vertical alignement of a widget
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*
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* @note this type of alignemnt was not available prior to GTK 3.0 so
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* we emulate it using gtk_misc_set_alignment.
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*
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* \param widget The widget to set alignent on.
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* \param halign The horizontal alignment to set.
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* \param valign The vertical alignment to set
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*/
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void nsgtk_widget_set_alignment(GtkWidget *widget, GtkAlign halign, GtkAlign valign);
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/**
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* Set the margins of a widget
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*
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* Sets the margin all round a widget.
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*
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* @note this type of margin was not available prior to GTK 3.0 so
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* we emulate it using gtk_misc_set_padding.
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*
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* \param widget The widget to set alignent on.
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* \param hmargin The horizontal margin.
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* \param vmargin The vertical margin.
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*/
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void nsgtk_widget_set_margins(GtkWidget *widget, gint hmargin, gint vmargin);
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void nsgtk_widget_set_can_focus(GtkWidget *widget, gboolean can_focus);
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gboolean nsgtk_widget_has_focus(GtkWidget *widget);
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gboolean nsgtk_widget_get_visible(GtkWidget *widget);
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gboolean nsgtk_widget_get_realized(GtkWidget *widget);
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gboolean nsgtk_widget_get_mapped(GtkWidget *widget);
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gboolean nsgtk_widget_is_drawable(GtkWidget *widget);
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void nsgtk_dialog_set_has_separator(GtkDialog *dialog, gboolean setting);
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GtkWidget *nsgtk_combo_box_text_new(void);
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void nsgtk_combo_box_text_append_text(GtkWidget *combo_box, const gchar *text);
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gchar *nsgtk_combo_box_text_get_active_text(GtkWidget *combo_box);
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/**
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* creates a new image widget of an appropriate icon size from a pixbuf.
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*
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* \param pixbuf The pixbuf to use as a source.
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* \param size The size of icon to create
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* \return An image widget.
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*/
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GtkWidget *nsgtk_image_new_from_pixbuf_icon(GdkPixbuf *pixbuf, GtkIconSize size);
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/* GTK prior to 2.16 needs the sexy interface for icons */
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#if !GTK_CHECK_VERSION(2,16,0)
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#include "gtk/sexy_icon_entry.h"
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typedef enum {
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GTK_ENTRY_ICON_PRIMARY = SEXY_ICON_ENTRY_PRIMARY,
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GTK_ENTRY_ICON_SECONDARY = SEXY_ICON_ENTRY_SECONDARY
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} GtkEntryIconPosition;
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GtkStateType nsgtk_widget_get_state(GtkWidget *widget);
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#endif
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#if GTK_CHECK_VERSION (2, 90, 7)
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#define GDK_KEY(symbol) GDK_KEY_##symbol
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#else
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#include <gdk/gdkkeysyms.h>
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#define GDK_KEY(symbol) GDK_##symbol
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#endif
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#if !GTK_CHECK_VERSION(3,0,0)
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typedef GtkStateType GtkStateFlags;
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typedef GtkStyle GtkStyleContext;
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#if GTK_CHECK_VERSION(2,22,0)
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enum {
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GTK_IN_DESTRUCTION = 1 << 0,
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};
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#define GTK_OBJECT_FLAGS(obj) (GTK_OBJECT (obj)->flags)
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#endif
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#define gtk_widget_in_destruction(widget) \
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(GTK_OBJECT_FLAGS(GTK_OBJECT(widget)) & GTK_IN_DESTRUCTION)
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#endif
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/**
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* Sets the icon shown in the entry at the specified position from a
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* stock image.
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*
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* Compatability interface for original deprecated in GTK 3.10
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*
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* \param entry The entry widget to set the icon on.
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* \param icon_pos The position of the icon.
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* \param stock_id the name of the stock item.
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*/
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void nsgtk_entry_set_icon_from_stock(GtkWidget *entry, GtkEntryIconPosition icon_pos, const gchar *stock_id);
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/**
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* Creates a GtkImage displaying a stock icon.
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*
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* Compatability interface for original deprecated in GTK 3.10
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*
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* \param stock_id the name of the stock item.
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* \param size The size of icon to create.
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* \return The created image widget or NULL on error
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*/
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GtkWidget *nsgtk_image_new_from_stock(const gchar *stock_id, GtkIconSize size);
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/**
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* Creates a new GtkButton containing the image and text from a stock item.
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*
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* Compatability interface for original deprecated in GTK 3.10
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*
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* \param stock_id the name of the stock item
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*/
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GtkWidget *nsgtk_button_new_from_stock(const gchar *stock_id);
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/**
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* Fills item with the registered values for stock_id.
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*
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* Compatability interface for original deprecated in GTK 3.10
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*
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* \param stock_id the name of the stock item.
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* \param item The structure to update if the stock_id was known.
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* \return TRUE if stock_id was known.
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*/
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gboolean nsgtk_stock_lookup(const gchar *stock_id, GtkStockItem *item);
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void nsgtk_window_set_opacity(GtkWindow *window, gdouble opacity);
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void nsgtk_scrolled_window_add_with_viewport(GtkScrolledWindow *window, GtkWidget *child);
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GtkWidget *nsgtk_entry_new(void);
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void nsgtk_entry_set_icon_from_pixbuf(GtkWidget *entry, GtkEntryIconPosition icon_pos, GdkPixbuf *pixbuf);
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void nsgtk_widget_override_background_color(GtkWidget *widget, GtkStateFlags state, uint16_t a, uint16_t r, uint16_t g, uint16_t b);
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GtkWidget* nsgtk_hbox_new(gboolean homogeneous, gint spacing);
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GtkWidget* nsgtk_vbox_new(gboolean homogeneous, gint spacing);
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GtkStateFlags nsgtk_widget_get_state_flags(GtkWidget *widget);
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GtkStyleContext* nsgtk_widget_get_style_context(GtkWidget *widget);
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const PangoFontDescription* nsgtk_style_context_get_font(GtkStyleContext *style, GtkStateFlags state);
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gulong nsgtk_connect_draw_event(GtkWidget *widget, GCallback callback, gpointer g);
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void nsgdk_cursor_unref(GdkCursor *cursor);
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void nsgtk_widget_modify_font(GtkWidget *widget, PangoFontDescription *font_desc);
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GdkWindow *nsgtk_widget_get_window(GtkWidget *widget);
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GtkWidget *nsgtk_dialog_get_content_area(GtkDialog *dialog);
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gboolean nsgtk_show_uri(GdkScreen *screen, const gchar *uri, guint32 timestamp, GError **error);
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GdkWindow *nsgtk_layout_get_bin_window(GtkLayout *layout);
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void nsgtk_widget_get_allocation(GtkWidget *widget, GtkAllocation *allocation);
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gboolean nsgtk_icon_size_lookup_for_settings (GtkSettings *settings, GtkIconSize size, gint *width, gint *height);
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GtkAdjustment *nsgtk_layout_get_vadjustment(GtkLayout *layout);
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GtkAdjustment *nsgtk_layout_get_hadjustment(GtkLayout *layout);
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void nsgtk_layout_set_hadjustment(GtkLayout *layout, GtkAdjustment *adj);
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void nsgtk_layout_set_vadjustment(GtkLayout *layout, GtkAdjustment *adj);
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gdouble nsgtk_adjustment_get_step_increment(GtkAdjustment *adjustment);
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gdouble nsgtk_adjustment_get_upper(GtkAdjustment *adjustment);
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gdouble nsgtk_adjustment_get_lower(GtkAdjustment *adjustment);
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gdouble nsgtk_adjustment_get_page_increment(GtkAdjustment *adjustment);
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/* menu compatability */
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/**
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* Creates a new GtkImageMenuItem containing a label.
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*
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* Compatability interface for original deprecated in GTK 3.10.
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* @note post 3.10 this creates a GtkMenuItem.
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*
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* \param label The text of the button, with an underscore in front of
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* the mnemonic character.
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* \return a new GtkMenuItem
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*/
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GtkWidget *nsgtk_image_menu_item_new_with_mnemonic(const gchar *label);
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/**
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* Sets the image of image_menu_item to the given widget.
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*
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* Compatability interface for original deprecated in GTK 3.10.
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* @note post 3.10 this is empty as menu creation generates GtkMenuItem.
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*
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* \param image_menu_item The image menu entry item.
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* \param image The image to set.
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*/
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void nsgtk_image_menu_item_set_image(GtkWidget *image_menu_item, GtkWidget *image);
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/**
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* Parses a resource file containing a GtkBuilder UI definition and
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* merges it with the current contents of builder.
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*
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* Compatability interface as this did not exist prior to GTK 3.4
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*
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* GTK prior to 3.4 can have the resources in a GResource but
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* gtk_builder cannot directly instantiate from them
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*
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* GTK 3.4 onwards can use gtk_builder_add_from_resource() to add
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* directly from resources. The gtk_builder_new_ type operations
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* cannot be used because they are only available post 3.10 and handle
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* all errors by aborting the application
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*
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* @note prior to GLIB 2.32 resources did not exist and this wrapper
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* returns the error code.
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*
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* \param builder a GtkBuilder
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* \param resource_path the path of the resource file to parse
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* \param error return location for an error, or NULL.
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* \return A positive value on success, 0 if an error occurred.
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*/
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guint nsgtk_builder_add_from_resource(GtkBuilder *builder, const gchar *resource_path, GError **error);
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#endif /* NETSURF_GTK_COMPAT_H */
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