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[lxde/lxpanel.git] / src / private.h
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1/**
2 * Copyright (c) 2006 LxDE Developers, see the file AUTHORS for details.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 */
18
19#ifndef PRIVATE_H
20#define PRIVATE_H
21
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22#include "plugin.h"
23#include "conf.h"
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24
25#include <gmodule.h>
26
27#include <gtk/gtk.h>
28#include <gdk/gdk.h>
29#include <stdio.h>
30#include "panel.h"
31
32#include <gdk/gdk.h>
33
34#include "bg.h"
35#include "ev.h"
36
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37/* -----------------------------------------------------------------------------
38 * Definitions used by lxpanel main code internally */
39
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40/* Extracted from panel.h */
41enum { ALLIGN_NONE, ALLIGN_LEFT, ALLIGN_CENTER, ALLIGN_RIGHT };
42enum { EDGE_NONE=0, EDGE_LEFT, EDGE_RIGHT, EDGE_TOP, EDGE_BOTTOM };
43enum { WIDTH_NONE, WIDTH_REQUEST, WIDTH_PIXEL, WIDTH_PERCENT };
44enum { HEIGHT_NONE, HEIGHT_PIXEL, HEIGHT_REQUEST };
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45
46#define PANEL_ICON_SIZE 24 /* Default size of panel icons */
47#define PANEL_HEIGHT_DEFAULT 26 /* Default height of horizontal panel */
48#define PANEL_WIDTH_DEFAULT 150 /* Default "height" of vertical panel */
49#define PANEL_HEIGHT_MAX 200 /* Maximum height of panel */
50#define PANEL_HEIGHT_MIN 16 /* Minimum height of panel */
51#define PANEL_ICON_HIGHLIGHT 0x202020 /* Constant to pass to icon loader */
52
53/* to check if we are in LXDE */
54extern gboolean is_in_lxde;
55
56/* Context of a panel on a given edge. */
57struct _Panel {
58 char* name;
59 GtkWidget * topgwin; /* Main panel window */
60 Window topxwin; /* Main panel's X window */
61 GdkDisplay * display; /* Main panel's GdkDisplay */
62 GtkStyle * defstyle;
63 GtkIconTheme* icon_theme; /*Default icon theme*/
64
65 GtkWidget * box; /* Top level widget */
66
67 GtkRequisition requisition;
68 GtkWidget *(*my_box_new) (gboolean, gint);
69 GtkWidget *(*my_separator_new) ();
70
71 FbBg *bg;
72 int alpha;
73 guint32 tintcolor;
74 guint32 fontcolor;
75 GdkColor gtintcolor;
76 GdkColor gfontcolor;
77
78 int ax, ay, aw, ah; /* prefferd allocation of a panel */
79 int cx, cy, cw, ch; /* current allocation (as reported by configure event) allocation */
80 int allign, edge, margin;
cfde283a 81 guint orientation;
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82 int widthtype, width;
83 int heighttype, height;
84 gint monitor;
85 gulong strut_size; /* Values for WM_STRUT_PARTIAL */
86 gulong strut_lower;
87 gulong strut_upper;
88 int strut_edge;
89
90 guint config_changed : 1;
91 guint self_destroy : 1;
92 guint setdocktype : 1;
93 guint setstrut : 1;
94 guint round_corners : 1;
95 guint usefontcolor : 1;
96 guint usefontsize : 1;
97 guint fontsize;
98 guint transparent : 1;
99 guint background : 1;
100 guint spacing;
101
102 guint autohide : 1;
103 guint visible : 1;
104 int height_when_hidden;
105 guint hide_timeout;
106 int icon_size; /* Icon size */
107
108 int desknum;
109 int curdesk;
110 guint32 *workarea;
111 int wa_len;
112
113 char* background_file;
114
17fab6e5 115 PanelConf * config; /* Panel configuration data */
dd731fde 116 GSList * system_menus; /* List of plugins having menus: deprecated */
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117
118 GtkWidget* plugin_pref_dialog; /* Plugin preference dialog */
119 GtkWidget* pref_dialog; /* preference dialog */
120 GtkWidget* margin_control; /* Margin control in preference dialog */
121 GtkWidget* height_label; /* Label of height control */
122 GtkWidget* width_label; /* Label of width control */
123 GtkWidget* alignment_left_label; /* Label of alignment: left control */
124 GtkWidget* alignment_right_label; /* Label of alignment: right control */
125 GtkWidget* height_control; /* Height control in preference dialog */
126 GtkWidget* width_control; /* Width control in preference dialog */
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127
128 //gint dyn_space; /* Space for expandable plugins */
129 //guint calculate_size_idle; /* The idle handler for dyn_space calc */
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130};
131
132typedef struct {
133 char *name;
134 char *disp_name;
135 void (*cmd)(void);
136} Command;
137
138extern Command commands[];
139
140extern FbEv *fbev;
141
142#define FBPANEL_WIN(win) gdk_window_lookup(win)
143
b31cb1d2 144/* Extracted from misc.h */
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145typedef struct {
146 int num;
147 gchar *str;
148} pair;
149
150extern pair allign_pair[];
151extern pair edge_pair[];
152extern pair width_pair[];
153extern pair height_pair[];
154extern pair bool_pair[];
b31cb1d2 155
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156int str2num(pair *p, const gchar *str, int defval);
157const gchar *num2str(pair *p, int num, const gchar *defval);
b31cb1d2 158
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159char* get_config_file( const char* profile, const char* file_name, gboolean is_global );
160
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161//void _queue_panel_calculate_size(Panel *panel);
162
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163/* FIXME: optional definitions */
164#define STATIC_SEPARATOR
165#define STATIC_LAUNCHBAR
89930ab6 166#define STATIC_LAUNCHTASKBAR
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167#define STATIC_DCLOCK
168#define STATIC_WINCMD
169#define STATIC_DIRMENU
170#define STATIC_TASKBAR
171#define STATIC_PAGER
172#define STATIC_TRAY
173#define STATIC_MENU
174#define STATIC_SPACE
175#define STATIC_ICONS
176
177/* Plugins management - new style */
178void _prepare_modules(void);
179void _unload_modules(void);
180
181GtkWidget *lxpanel_add_plugin(Panel *p, const char *name, config_setting_t *cfg, gint at);
182GHashTable *lxpanel_get_all_types(void); /* transfer none */
183
184GQuark lxpanel_plugin_qinit; /* access to LXPanelPluginInit data */
185#define PLUGIN_CLASS(_i) ((LXPanelPluginInit*)g_object_get_qdata(G_OBJECT(_i),lxpanel_plugin_qinit))
186
187GQuark lxpanel_plugin_qconf; /* access to congig_setting_t data */
188
189GQuark lxpanel_plugin_qpanel; /* access to Panel */
190#define PLUGIN_PANEL(_i) ((Panel*)g_object_get_qdata(G_OBJECT(_i),lxpanel_plugin_qpanel))
908d9fdc 191
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192gboolean _class_is_present(LXPanelPluginInit *init);
193
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194void _panel_show_config_dialog(Panel *panel, GtkWidget *p, GtkWidget *dlg);
195
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196/* -----------------------------------------------------------------------------
197 * Deprecated declarations. Kept for compatibility with old code plugins.
198 * Should be removed and appropriate code cleaned on some of next releases. */
199
8dfa5918 200/* Extracted from panel.h */
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201extern int verbose;
202
203/* if current window manager is EWMH conforming. */
204extern gboolean is_ewmh_supported;
205
206/*
207 This function is used to re-create a new box with different
208 orientation from the old one, add all children of the old one to
209 the new one, and then destroy the old box.
210 It's mainly used when we need to change the orientation of the panel or
211 any plugin with a layout box. Since GtkHBox cannot be changed to GtkVBox,
212 recreating a new box to replace the old one is required.
213*/
214GtkWidget* recreate_box( GtkBox* oldbox, GtkOrientation orientation );
215
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216extern const char* lxpanel_get_file_manager();
217
218
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219/* Extracted from misc.h */
220typedef struct _Plugin Plugin;
221
222enum { LINE_NONE, LINE_BLOCK_START, LINE_BLOCK_END, LINE_VAR };
223
224typedef struct {
225 int num, len, type;
226 gchar str[256];
227 gchar *t[3];
228} line;
229
230
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231extern int lxpanel_get_line(char **fp, line *s);
232extern int lxpanel_put_line(FILE* fp, const char* format, ...);
233#define lxpanel_put_str(fp, name, val) (G_UNLIKELY( !(val) || !*(val) )) ? 0 : lxpanel_put_line(fp, "%s=%s", name, val)
234#define lxpanel_put_bool(fp, name, val) lxpanel_put_line(fp, "%s=%c", name, (val) ? '1' : '0')
235#define lxpanel_put_int(fp, name, val) lxpanel_put_line(fp, "%s=%d", name, val)
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236
237GtkWidget *_gtk_image_new_from_file_scaled(const gchar *file, gint width,
238 gint height, gboolean keep_ratio);
239
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240GtkWidget * fb_button_new_from_file(
241 const gchar * image_file, int width, int height, gulong highlight_color, gboolean keep_ratio);
242GtkWidget * fb_button_new_from_file_with_label(
dd731fde 243 const gchar * image_file, int width, int height, gulong highlight_color, gboolean keep_ratio, Panel * panel, const gchar * label);
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244
245void fb_button_set_from_file(GtkWidget* btn, const char* img_file, gint width, gint height, gboolean keep_ratio);
246
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247char* translate_exec_to_cmd( const char* exec, const char* icon,
248 const char* title, const char* fpath );
249
250void show_error( GtkWindow* parent_win, const char* msg );
251
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252gboolean spawn_command_async(GtkWindow *parent_window, gchar const* workdir,
253 gchar const* cmd);
254
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255/* Parameters: const char* name, gpointer ret_value, GType type, ....NULL */
256GtkWidget* create_generic_config_dlg( const char* title, GtkWidget* parent,
257 GSourceFunc apply_func, Plugin * plugin,
258 const char* name, ... );
259
260extern GtkMenu* lxpanel_get_panel_menu( Panel* panel, Plugin* plugin, gboolean use_sub_menu );
261
262gboolean lxpanel_launch_app(const char* exec, GList* files, gboolean in_terminal, char const* in_workdir);
263
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264extern GdkPixbuf* lxpanel_load_icon( const char* name, int width, int height, gboolean use_fallback );
265
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266
267/* Extracted from plugin.h */
268struct _Plugin;
269
270/* Support for external plugin versioning.
271 * Plugins must invoke PLUGINCLASS_VERSIONING when they instantiate PluginClass. */
272#define PLUGINCLASS_VERSION 1
273#define PLUGINCLASS_VERSIONING \
274 .structure_size = sizeof(PluginClass), \
275 .structure_version = PLUGINCLASS_VERSION
276
277/* Representative of an available plugin. */
278typedef struct {
279
280 /* Keep these first. Do not make unnecessary changes in structure layout. */
281 unsigned short structure_size; /* Structure size, for versioning support */
282 unsigned short structure_version; /* Structure version, for versioning support */
283
284 char * fname; /* Plugin file pathname */
285 int count; /* Reference count */
286 GModule * gmodule; /* Associated GModule structure */
287
288 int dynamic : 1; /* True if dynamically loaded */
289 int unused_invisible : 1; /* Unused; reserved bit */
290 int not_unloadable : 1; /* Not unloadable due to GModule restriction */
291 int one_per_system : 1; /* Special: only one possible per system, such as system tray */
292 int one_per_system_instantiated : 1; /* True if one instance exists */
293 int expand_available : 1; /* True if "stretch" option is available */
294 int expand_default : 1; /* True if "stretch" option is default */
295
296 /* These fields point within the plugin image. */
297 char * type; /* Internal name of plugin, to match external filename */
298 char * name; /* Display name of plugin for selection UI */
299 char * version; /* Version of plugin */
300 char * description; /* Brief textual description of plugin for selection UI */
301
302 int (*constructor)(struct _Plugin * plugin, char ** fp); /* Create an instance of the plugin */
303 void (*destructor)(struct _Plugin * plugin); /* Destroy an instance of the plugin */
304 void (*config)(struct _Plugin * plugin, GtkWindow * parent); /* Request the plugin to display its configuration dialog */
305 void (*save)(struct _Plugin * plugin, FILE * fp); /* Request the plugin to save its configuration to a file */
306 void (*panel_configuration_changed)(struct _Plugin * plugin); /* Request the plugin to do a full redraw after a panel configuration change */
307} PluginClass;
308
309/* Representative of a loaded and active plugin attached to a panel. */
310struct _Plugin {
311 PluginClass * class; /* Back pointer to PluginClass */
312 Panel * panel; /* Back pointer to Panel */
313 GtkWidget * pwid; /* Top level widget; plugin allocates, but plugin mechanism, not plugin itself, destroys this */
314 int expand; /* Expand ("stretch") setting for container */
315 int padding; /* Padding setting for container */
316 int border; /* Border setting for container */
317 gpointer priv; /* Private context for plugin; plugin frees this in its destructor */
318};
319
320/* Plugins management - deprecated style, for backward compatibility */
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321extern gboolean plugin_button_press_event(GtkWidget *widget, GdkEventButton *event, Plugin *plugin);
322 /* Handler for "button_press_event" signal with Plugin as parameter */
323extern void plugin_adjust_popup_position(GtkWidget * popup, Plugin * plugin);
324 /* Helper to move popup windows away from the panel */
325extern void plugin_popup_set_position_helper(Plugin * p, GtkWidget * near, GtkWidget * popup, GtkRequisition * popup_req, gint * px, gint * py);
326 /* Helper for position-calculation callback for popup menus */
327
b31cb1d2 328#endif