300 lines
8.7 KiB
C
300 lines
8.7 KiB
C
/* LIBPIKA - The PIKA Library
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* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
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*
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* pikadisplay_pdb.c
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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/* NOTE: This file is auto-generated by pdbgen.pl */
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#include "config.h"
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#include "stamp-pdbgen.h"
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#include "pika.h"
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/**
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* SECTION: pikadisplay
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* @title: pikadisplay
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* @short_description: Functions to create, delete and flush displays (views) on an image.
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*
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* Functions to create, delete and flush displays (views) on an image.
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**/
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/**
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* pika_display_id_is_valid:
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* @display_id: The display ID to check.
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*
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* Returns TRUE if the display ID is valid.
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*
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* This procedure checks if the given display ID is valid and refers to
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* an existing display.
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*
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* Returns: Whether the display ID is valid.
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*
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* Since: 3.0
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**/
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gboolean
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pika_display_id_is_valid (gint display_id)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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gboolean valid = FALSE;
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args = pika_value_array_new_from_types (NULL,
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G_TYPE_INT, display_id,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-display-id-is-valid",
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args);
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pika_value_array_unref (args);
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if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
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valid = PIKA_VALUES_GET_BOOLEAN (return_vals, 1);
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pika_value_array_unref (return_vals);
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return valid;
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}
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/**
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* pika_display_new:
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* @image: The image.
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*
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* Create a new display for the specified image.
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*
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* Creates a new display for the specified image. If the image already
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* has a display, another is added. Multiple displays are handled
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* transparently by PIKA. The newly created display is returned and can
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* be subsequently destroyed with a call to pika_display_delete(). This
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* procedure only makes sense for use with the PIKA UI, and will result
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* in an execution error if called when PIKA has no UI.
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*
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* Returns: (transfer none): The new display.
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**/
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PikaDisplay *
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pika_display_new (PikaImage *image)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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PikaDisplay *display = NULL;
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args = pika_value_array_new_from_types (NULL,
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PIKA_TYPE_IMAGE, image,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-display-new",
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args);
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pika_value_array_unref (args);
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if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
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display = PIKA_VALUES_GET_DISPLAY (return_vals, 1);
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pika_value_array_unref (return_vals);
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return display;
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}
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/**
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* pika_display_delete:
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* @display: The display to delete.
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*
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* Delete the specified display.
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*
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* This procedure removes the specified display. If this is the last
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* remaining display for the underlying image, then the image is
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* deleted also. Note that the display is closed no matter if the image
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* is dirty or not. Better save the image before calling this
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* procedure.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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pika_display_delete (PikaDisplay *display)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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gboolean success = TRUE;
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args = pika_value_array_new_from_types (NULL,
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PIKA_TYPE_DISPLAY, display,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-display-delete",
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args);
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pika_value_array_unref (args);
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success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
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pika_value_array_unref (return_vals);
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return success;
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}
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/**
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* pika_display_get_window_handle:
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* @display: The display to get the window handle from.
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*
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* Get a handle to the native window for an image display.
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*
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* This procedure returns a handle to the native window for a given
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* image display. For example in the X backend of GDK, a native window
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* handle is an Xlib XID. A value of 0 is returned for an invalid
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* display or if this function is unimplemented for the windowing
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* system that is being used.
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*
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* Returns: The native window handle or 0.
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*
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* Since: 2.4
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**/
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gint
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pika_display_get_window_handle (PikaDisplay *display)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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gint window = 0;
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args = pika_value_array_new_from_types (NULL,
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PIKA_TYPE_DISPLAY, display,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-display-get-window-handle",
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args);
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pika_value_array_unref (args);
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if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
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window = PIKA_VALUES_GET_INT (return_vals, 1);
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pika_value_array_unref (return_vals);
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return window;
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}
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/**
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* pika_display_present:
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* @display: The display to present.
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*
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* Present the specified display.
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*
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* This procedure presents the specified display at the top of the
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* display stack.
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*
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* Returns: TRUE on success.
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*
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* Since: 3.0
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**/
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gboolean
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pika_display_present (PikaDisplay *display)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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gboolean success = TRUE;
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args = pika_value_array_new_from_types (NULL,
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PIKA_TYPE_DISPLAY, display,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-display-present",
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args);
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pika_value_array_unref (args);
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success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
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pika_value_array_unref (return_vals);
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return success;
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}
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/**
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* pika_displays_flush:
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*
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* Flush all internal changes to the user interface
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*
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* This procedure takes no arguments and returns nothing except a
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* success status. Its purpose is to flush all pending updates of image
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* manipulations to the user interface. It should be called whenever
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* appropriate.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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pika_displays_flush (void)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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gboolean success = TRUE;
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args = pika_value_array_new_from_types (NULL,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-displays-flush",
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args);
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pika_value_array_unref (args);
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success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
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pika_value_array_unref (return_vals);
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return success;
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}
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/**
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* pika_displays_reconnect:
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* @old_image: The old image (must have at least one display).
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* @new_image: The new image (must not have a display).
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*
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* Reconnect displays from one image to another image.
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*
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* This procedure connects all displays of the old_image to the
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* new_image. If the old_image has no display or new_image already has
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* a display the reconnect is not performed and the procedure returns
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* without success. You should rarely need to use this function.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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pika_displays_reconnect (PikaImage *old_image,
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PikaImage *new_image)
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{
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PikaValueArray *args;
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PikaValueArray *return_vals;
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gboolean success = TRUE;
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args = pika_value_array_new_from_types (NULL,
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PIKA_TYPE_IMAGE, old_image,
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PIKA_TYPE_IMAGE, new_image,
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G_TYPE_NONE);
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return_vals = pika_pdb_run_procedure_array (pika_get_pdb (),
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"pika-displays-reconnect",
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args);
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pika_value_array_unref (args);
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success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
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pika_value_array_unref (return_vals);
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return success;
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}
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