mirror of https://github.com/GNOME/gimp.git
534 lines
18 KiB
C
534 lines
18 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program 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; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*
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* dbbrowser_utils.c
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* 0.08 26th sept 97 by Thomas NOEL <thomas@minet.net>
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*
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* 98/12/13 Sven Neumann <sven@gimp.org> : added help display
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*/
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#include "config.h"
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#include <string.h>
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#include <gtk/gtk.h>
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#include <libgimp/gimp.h>
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#include <libgimp/gimpui.h>
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#include "gimpprocbrowser.h"
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#include "gimpprocview.h"
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#include "libgimp/stdplugins-intl.h"
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#define DBL_LIST_WIDTH 250
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#define DBL_WIDTH (DBL_LIST_WIDTH + 400)
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#define DBL_HEIGHT 250
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typedef enum
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{
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SEARCH_TYPE_ALL,
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SEARCH_TYPE_NAME,
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SEARCH_TYPE_BLURB,
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SEARCH_TYPE_HELP,
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SEARCH_TYPE_AUTHOR,
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SEARCH_TYPE_COPYRIGHT,
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SEARCH_TYPE_DATE,
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SEARCH_TYPE_PROC_TYPE
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} SearchType;
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enum
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{
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COLUMN_LABEL,
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COLUMN_PROC_NAME,
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N_COLUMNS
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};
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typedef struct
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{
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GtkWidget *dialog;
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GtkWidget *browser;
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GtkListStore *store;
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GtkTreeView *tree_view;
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/* the currently selected procedure */
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gchar *proc_name;
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gchar *proc_blurb;
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gchar *proc_help;
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gchar *proc_author;
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gchar *proc_copyright;
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gchar *proc_date;
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GimpPDBProcType proc_type;
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gint n_params;
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gint n_return_vals;
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GimpParamDef *params;
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GimpParamDef *return_vals;
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gboolean scheme_names;
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GimpProcBrowserApplyCallback apply_callback;
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gpointer user_data;
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} GimpDBBrowser;
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/* local function prototypes */
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static void browser_selection_changed (GtkTreeSelection *sel,
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GimpDBBrowser *browser);
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static void browser_row_activated (GtkTreeView *treeview,
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GtkTreePath *path,
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GtkTreeViewColumn *column,
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GimpDBBrowser *browser);
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static void browser_show_procedure (GimpDBBrowser *browser,
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gchar *proc_name);
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static void browser_search (GimpBrowser *browser,
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const gchar *query_text,
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gint search_type,
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GimpDBBrowser *db_browser);
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static void browser_response (GtkWidget *widget,
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gint response_id,
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GimpDBBrowser *browser);
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static void browser_convert_string (gchar *str);
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/* public functions */
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GtkWidget *
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gimp_proc_browser_dialog_new (gboolean scheme_names,
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GimpProcBrowserApplyCallback apply_callback,
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gpointer user_data)
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{
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GimpDBBrowser *browser;
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GtkWidget *scrolled_window;
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GtkCellRenderer *renderer;
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GtkTreeSelection *selection;
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browser = g_new0 (GimpDBBrowser, 1);
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browser->scheme_names = scheme_names ? TRUE : FALSE;
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browser->apply_callback = apply_callback;
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browser->user_data = user_data;
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browser->dialog = gimp_dialog_new (_("Procedure Browser"), "dbbrowser",
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NULL, 0,
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gimp_standard_help_func,
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"plug-in-db-browser",
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NULL);
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if (apply_callback)
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{
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gtk_dialog_add_button (GTK_DIALOG (browser->dialog),
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GTK_STOCK_APPLY, GTK_RESPONSE_APPLY);
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gtk_dialog_set_default_response (GTK_DIALOG (browser->dialog),
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GTK_RESPONSE_APPLY);
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}
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gtk_dialog_add_button (GTK_DIALOG (browser->dialog),
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GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE);
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g_signal_connect (browser->dialog, "response",
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G_CALLBACK (browser_response),
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browser);
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browser->browser = gimp_browser_new ();
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gimp_browser_add_search_types (GIMP_BROWSER (browser->browser),
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_("by name"), SEARCH_TYPE_NAME,
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_("by description"), SEARCH_TYPE_BLURB,
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_("by help"), SEARCH_TYPE_HELP,
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_("by author"), SEARCH_TYPE_AUTHOR,
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_("by copyright"), SEARCH_TYPE_COPYRIGHT,
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_("by date"), SEARCH_TYPE_DATE,
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_("by type"), SEARCH_TYPE_PROC_TYPE,
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NULL);
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gtk_container_set_border_width (GTK_CONTAINER (browser->browser), 12);
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gtk_container_add (GTK_CONTAINER (GTK_DIALOG (browser->dialog)->vbox),
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browser->browser);
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gtk_widget_show (browser->browser);
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g_signal_connect (browser->browser, "search",
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G_CALLBACK (browser_search),
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browser);
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/* list : list in a scrolled_win */
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scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window),
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GTK_SHADOW_IN);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
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GTK_POLICY_AUTOMATIC,
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GTK_POLICY_ALWAYS);
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gtk_box_pack_start (GTK_BOX (GIMP_BROWSER (browser->browser)->left_vbox),
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scrolled_window, TRUE, TRUE, 0);
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gtk_widget_show (scrolled_window);
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browser->tree_view = GTK_TREE_VIEW (gtk_tree_view_new ());
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renderer = gtk_cell_renderer_text_new ();
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gtk_cell_renderer_text_set_fixed_height_from_font
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(GTK_CELL_RENDERER_TEXT (renderer), 1);
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gtk_tree_view_insert_column_with_attributes (browser->tree_view,
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-1, NULL,
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renderer,
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"text", 0,
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NULL);
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gtk_tree_view_set_headers_visible (browser->tree_view, FALSE);
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g_signal_connect (browser->tree_view, "row_activated",
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G_CALLBACK (browser_row_activated),
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browser);
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gtk_widget_set_size_request (GTK_WIDGET (browser->tree_view),
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DBL_LIST_WIDTH, DBL_HEIGHT);
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gtk_container_add (GTK_CONTAINER (scrolled_window),
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GTK_WIDGET (browser->tree_view));
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gtk_widget_show (GTK_WIDGET (browser->tree_view));
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selection = gtk_tree_view_get_selection (browser->tree_view);
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g_signal_connect (selection, "changed",
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G_CALLBACK (browser_selection_changed),
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browser);
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gtk_widget_set_size_request (GIMP_BROWSER (browser->browser)->right_vbox->parent->parent,
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DBL_WIDTH - DBL_LIST_WIDTH, -1);
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/* now build the list */
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gtk_widget_show (browser->dialog);
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/* initialize the "return" value (for "apply") */
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browser->proc_name = NULL;
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browser->proc_blurb = NULL;
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browser->proc_help = NULL;
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browser->proc_author = NULL;
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browser->proc_copyright = NULL;
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browser->proc_date = NULL;
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browser->proc_type = 0;
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browser->n_params = 0;
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browser->n_return_vals = 0;
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browser->params = NULL;
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browser->return_vals = NULL;
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/* first search (all procedures) */
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browser_search (GIMP_BROWSER (browser->browser), "", SEARCH_TYPE_ALL,
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browser);
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return browser->dialog;
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}
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/* private functions */
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static void
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browser_selection_changed (GtkTreeSelection *sel,
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GimpDBBrowser *browser)
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{
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GtkTreeIter iter;
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if (gtk_tree_selection_get_selected (sel, NULL, &iter))
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{
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gchar *proc_name;
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gtk_tree_model_get (GTK_TREE_MODEL (browser->store), &iter,
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COLUMN_PROC_NAME, &proc_name,
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-1);
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browser_show_procedure (browser, proc_name);
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g_free (proc_name);
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}
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}
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static void
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browser_row_activated (GtkTreeView *treeview,
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GtkTreePath *path,
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GtkTreeViewColumn *column,
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GimpDBBrowser *browser)
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{
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browser_response (browser->dialog, GTK_RESPONSE_APPLY, browser);
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}
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static void
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browser_show_procedure (GimpDBBrowser *browser,
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gchar *proc_name)
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{
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g_free (browser->proc_name);
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browser->proc_name = g_strdup (proc_name);
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if (browser->scheme_names)
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browser_convert_string (browser->proc_name);
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g_free (browser->proc_blurb);
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g_free (browser->proc_help);
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g_free (browser->proc_author);
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g_free (browser->proc_copyright);
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g_free (browser->proc_date);
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gimp_destroy_paramdefs (browser->params, browser->n_params);
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gimp_destroy_paramdefs (browser->return_vals, browser->n_return_vals);
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gimp_procedural_db_proc_info (proc_name,
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&browser->proc_blurb,
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&browser->proc_help,
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&browser->proc_author,
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&browser->proc_copyright,
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&browser->proc_date,
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&browser->proc_type,
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&browser->n_params,
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&browser->n_return_vals,
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&browser->params,
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&browser->return_vals);
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gimp_browser_set_widget (GIMP_BROWSER (browser->browser),
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gimp_proc_view_new (browser->proc_name,
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NULL,
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browser->proc_blurb,
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browser->proc_help,
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browser->proc_author,
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browser->proc_copyright,
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browser->proc_date,
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browser->proc_type,
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browser->n_params,
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browser->n_return_vals,
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browser->params,
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browser->return_vals));
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}
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static void
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browser_search (GimpBrowser *gimp_browser,
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const gchar *query_text,
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gint search_type,
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GimpDBBrowser *browser)
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{
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gchar **proc_list;
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gint num_procs;
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gchar *str;
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if (search_type == SEARCH_TYPE_NAME)
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{
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GString *query = g_string_new ("");
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const gchar *q = query_text;
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by name - please wait"));
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while (*q)
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{
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if ((*q == '_') || (*q == '-'))
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g_string_append (query, "[-_]");
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else
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g_string_append_c (query, *q);
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q++;
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}
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gimp_procedural_db_query (query->str, ".*", ".*", ".*", ".*", ".*", ".*",
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&num_procs, &proc_list);
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g_string_free (query, TRUE);
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}
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else if (search_type == SEARCH_TYPE_BLURB)
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by description - please wait"));
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gimp_procedural_db_query (".*", query_text, ".*", ".*", ".*", ".*", ".*",
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&num_procs, &proc_list);
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}
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else if (search_type == SEARCH_TYPE_HELP)
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by help - please wait"));
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gimp_procedural_db_query (".*", ".*", query_text, ".*", ".*", ".*", ".*",
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&num_procs, &proc_list);
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}
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else if (search_type == SEARCH_TYPE_AUTHOR)
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by author - please wait"));
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gimp_procedural_db_query (".*", ".*", ".*", query_text, ".*", ".*", ".*",
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&num_procs, &proc_list);
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}
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else if (search_type == SEARCH_TYPE_COPYRIGHT)
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by copyright - please wait"));
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gimp_procedural_db_query (".*", ".*", ".*", ".*", query_text, ".*", ".*",
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&num_procs, &proc_list);
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}
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else if (search_type == SEARCH_TYPE_DATE)
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by date - please wait"));
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gimp_procedural_db_query (".*", ".*", ".*", ".*", ".*", query_text, ".*",
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&num_procs, &proc_list);
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}
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else if (search_type == SEARCH_TYPE_PROC_TYPE)
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching by type - please wait"));
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gimp_procedural_db_query (".*", ".*", ".*", ".*", ".*", ".*", query_text,
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&num_procs, &proc_list);
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}
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else
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{
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("Searching - please wait"));
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gimp_procedural_db_query (".*", ".*", ".*", ".*", ".*", ".*", ".*",
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&num_procs, &proc_list);
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}
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if (! query_text || strlen (query_text) == 0)
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{
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str = g_strdup_printf (_("%d Procedures"), num_procs);
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}
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else
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{
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switch (num_procs)
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{
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case 0:
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str = g_strdup (_("No matches for your query"));
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break;
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case 1:
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str = g_strdup (_("1 procedure matches your query"));
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break;
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default:
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str = g_strdup_printf (_("%d procedures match your query"),
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num_procs);
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break;
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}
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}
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gtk_label_set_text (GTK_LABEL (gimp_browser->count_label), str);
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g_free (str);
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if (num_procs > 0)
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{
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GtkTreeSelection *selection;
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GtkTreeIter iter;
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gint i;
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browser->store = gtk_list_store_new (N_COLUMNS,
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G_TYPE_STRING,
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G_TYPE_STRING);
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gtk_tree_view_set_model (browser->tree_view,
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GTK_TREE_MODEL (browser->store));
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g_object_unref (browser->store);
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for (i = 0; i < num_procs; i++)
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{
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str = g_strdup (proc_list[i]);
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if (browser->scheme_names)
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browser_convert_string (str);
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gtk_list_store_append (browser->store, &iter);
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gtk_list_store_set (browser->store, &iter,
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COLUMN_LABEL, str,
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COLUMN_PROC_NAME, proc_list[i],
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-1);
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g_free (str);
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g_free (proc_list[i]);
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}
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g_free (proc_list);
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gtk_tree_view_columns_autosize (browser->tree_view);
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gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (browser->store),
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COLUMN_LABEL, GTK_SORT_ASCENDING);
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gtk_tree_model_get_iter_first (GTK_TREE_MODEL (browser->store), &iter);
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selection = gtk_tree_view_get_selection (browser->tree_view);
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gtk_tree_selection_select_iter (selection, &iter);
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}
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else
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{
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gtk_tree_view_set_model (browser->tree_view, NULL);
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browser->store = NULL;
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gimp_browser_show_message (GIMP_BROWSER (browser->browser),
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_("No matches"));
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}
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}
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static void
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browser_response (GtkWidget *widget,
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gint response_id,
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GimpDBBrowser *browser)
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{
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switch (response_id)
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{
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case GTK_RESPONSE_APPLY:
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if (browser->apply_callback)
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browser->apply_callback (browser->proc_name,
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browser->proc_blurb,
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browser->proc_help,
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browser->proc_author,
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browser->proc_copyright,
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browser->proc_date,
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browser->proc_type,
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browser->n_params,
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browser->n_return_vals,
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browser->params,
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browser->return_vals,
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browser->user_data);
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break;
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default:
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if (browser->apply_callback)
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{
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/* we are called by another application:
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* just destroy the dialog box
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*/
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gtk_widget_destroy (browser->dialog);
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}
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else
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{
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/* we are in the plug_in:
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* quit the gtk application
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*/
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gtk_main_quit ();
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}
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break;
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}
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}
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static void
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browser_convert_string (gchar *str)
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{
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while (*str)
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{
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if (*str == '_')
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*str = '-';
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|
|
str++;
|
|
}
|
|
}
|