netsurf/riscos/gui/button_bar.h

315 lines
10 KiB
C

/*
* Copyright 2005 Richard Wilson <info@tinct.net>
* Copyright 2011 Stephen Fryatt <stevef@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* Button bars (interface).
*/
#ifndef _NETSURF_RISCOS_BUTTONBAR_H_
#define _NETSURF_RISCOS_BUTTONBAR_H_
#include <stdbool.h>
#include "riscos/theme.h"
/* A list of possible toolbar actions. */
typedef enum {
TOOLBAR_BUTTON_NONE = 0, /* Special case: no action */
TOOLBAR_BUTTON_BACK,
TOOLBAR_BUTTON_BACK_NEW,
TOOLBAR_BUTTON_UP,
TOOLBAR_BUTTON_UP_NEW,
TOOLBAR_BUTTON_FORWARD,
TOOLBAR_BUTTON_FORWARD_NEW,
TOOLBAR_BUTTON_STOP,
TOOLBAR_BUTTON_RELOAD,
TOOLBAR_BUTTON_RELOAD_ALL,
TOOLBAR_BUTTON_HOME,
TOOLBAR_BUTTON_HISTORY_LOCAL,
TOOLBAR_BUTTON_HISTORY_GLOBAL,
TOOLBAR_BUTTON_SAVE_SOURCE,
TOOLBAR_BUTTON_SAVE_COMPLETE,
TOOLBAR_BUTTON_PRINT,
TOOLBAR_BUTTON_BOOKMARK_OPEN,
TOOLBAR_BUTTON_BOOKMARK_ADD,
TOOLBAR_BUTTON_SCALE,
TOOLBAR_BUTTON_SEARCH,
TOOLBAR_BUTTON_DELETE,
TOOLBAR_BUTTON_EXPAND,
TOOLBAR_BUTTON_COLLAPSE,
TOOLBAR_BUTTON_OPEN,
TOOLBAR_BUTTON_CLOSE,
TOOLBAR_BUTTON_LAUNCH,
TOOLBAR_BUTTON_CREATE
} button_bar_action;
/* Button bar button source definitions.
*
* Help tokens are added to the help prefix for the given toolbar by the
* help system, and correspond to the hard-coded icon numbers that were
* assigned to the different buttons in the original toolbar implementation.
* If the Messages file can be updated, these can change to something more
* meaningful.
*/
struct button_bar_buttons {
const char *icon; /**< The sprite used for the icon. */
button_bar_action select; /**< The action for select clicks. */
button_bar_action adjust; /**< The action for Adjust clicks. */
const char opt_key; /**< The char used in option strings. */
const char *help; /**< The interactive help token. */
};
/* \TODO -- Move these to the correct modules.
*/
static const struct button_bar_buttons brower_toolbar_buttons[] = {
{"back", TOOLBAR_BUTTON_BACK, TOOLBAR_BUTTON_BACK_NEW, '0', "0"},
{"up", TOOLBAR_BUTTON_UP, TOOLBAR_BUTTON_UP_NEW, 'b', "11"},
{"forward", TOOLBAR_BUTTON_FORWARD, TOOLBAR_BUTTON_FORWARD_NEW, '1', "1"},
{"stop", TOOLBAR_BUTTON_STOP, TOOLBAR_BUTTON_NONE, '2', "2"},
{"reload", TOOLBAR_BUTTON_RELOAD, TOOLBAR_BUTTON_RELOAD_ALL, '3', "3"},
{"home", TOOLBAR_BUTTON_HOME, TOOLBAR_BUTTON_NONE, '4', "4"},
{"history", TOOLBAR_BUTTON_HISTORY_LOCAL, TOOLBAR_BUTTON_HISTORY_GLOBAL, '5', "5"},
{"save", TOOLBAR_BUTTON_SAVE_SOURCE, TOOLBAR_BUTTON_SAVE_COMPLETE, '6', "6"},
{"print", TOOLBAR_BUTTON_PRINT, TOOLBAR_BUTTON_NONE, '7', "7"},
{"hotlist", TOOLBAR_BUTTON_BOOKMARK_OPEN, TOOLBAR_BUTTON_BOOKMARK_ADD, '8', "8"},
{"scale", TOOLBAR_BUTTON_SCALE, TOOLBAR_BUTTON_NONE, '9', "9"},
{"search", TOOLBAR_BUTTON_SEARCH, TOOLBAR_BUTTON_NONE, 'a', "10"},
{NULL, TOOLBAR_BUTTON_NONE, TOOLBAR_BUTTON_NONE, '\0', ""}
};
static const struct button_bar_buttons cookies_toolbar_buttons[] = {
{"delete", TOOLBAR_BUTTON_DELETE, TOOLBAR_BUTTON_NONE, '0', "0"},
{"expand", TOOLBAR_BUTTON_EXPAND, TOOLBAR_BUTTON_COLLAPSE, '1', "1"},
{"open", TOOLBAR_BUTTON_OPEN, TOOLBAR_BUTTON_CLOSE, '2', "2"},
{NULL, TOOLBAR_BUTTON_NONE, TOOLBAR_BUTTON_NONE, '\0', ""}
};
static const struct button_bar_buttons global_history_toolbar_buttons[] = {
{"delete", TOOLBAR_BUTTON_DELETE, TOOLBAR_BUTTON_NONE, '0', "0"},
{"expand", TOOLBAR_BUTTON_EXPAND, TOOLBAR_BUTTON_COLLAPSE, '1', "1"},
{"open", TOOLBAR_BUTTON_OPEN, TOOLBAR_BUTTON_CLOSE, '2', "2"},
{"launch", TOOLBAR_BUTTON_LAUNCH, TOOLBAR_BUTTON_NONE, '3', "3"},
{NULL, TOOLBAR_BUTTON_NONE, TOOLBAR_BUTTON_NONE, '\0', ""}
};
static const struct button_bar_buttons hotlist_toolbar_buttons[] = {
{"delete", TOOLBAR_BUTTON_DELETE, TOOLBAR_BUTTON_NONE, '0', "0"},
{"expand", TOOLBAR_BUTTON_EXPAND, TOOLBAR_BUTTON_COLLAPSE, '1', "1"},
{"open", TOOLBAR_BUTTON_OPEN, TOOLBAR_BUTTON_CLOSE, '2', "2"},
{"launch", TOOLBAR_BUTTON_LAUNCH, TOOLBAR_BUTTON_NONE, '3', "3"},
{"create", TOOLBAR_BUTTON_CREATE, TOOLBAR_BUTTON_NONE, '4', "4"},
{NULL, TOOLBAR_BUTTON_NONE, TOOLBAR_BUTTON_NONE, '\0', ""}
};
struct button_bar;
/**
* Create a new button bar widget.
*
* \param *theme The theme to apply (or NULL for the default).
* \param buttons[] An array of button definitions for the bar.
* \return A button bar handle, or NULL on failure.
*/
struct button_bar *ro_gui_button_bar_create(struct theme_descriptor *theme,
const struct button_bar_buttons buttons[]);
/**
* Link two button bars together: the target being the active bar, and the
* source being the editing bar used to supply valid buttons. The bars are
* checked to ensure that they are not already part of an edit pair, but are
* not checked for button-compatibility.
*
* \param *target The target button bar.
* \param *source The source button bar.
* \return true if successful; else false.
*/
bool ro_gui_button_bar_link_editor(struct button_bar *target,
struct button_bar *source, void (* refresh)(void *),
void *client_data);
/**
* Place a button bar into a toolbar window and initialise any theme-specific
* settings. Any previous incarnation of the bar will be forgotten: this
* is for use when a new toolbar is being created, or when a toolbar has been
* deleted and rebuilt following a theme change.
*
* \param *button_bar The button bar to rebuild.
* \param *theme The theme to apply (or NULL for current).
* \param style The theme style to apply.
* \param window The window that the bar is in.
* \param edit The edit mode of the button bar.
* \return true on success; else false.
*/
bool ro_gui_button_bar_rebuild(struct button_bar *button_bar,
struct theme_descriptor *theme, theme_style style,
wimp_w window, bool edit);
/**
* Arrange buttons on a button bar, using an order string to specify the
* required button and separator layout.
*
* \param *button_bar The button bar to update.
* \param order[] The button order configuration string.
* \return true if successful; else false.
*/
bool ro_gui_button_bar_arrange_buttons(struct button_bar *button_bar,
char order[]);
/**
* Destroy a button bar widget.
*
* \param *button_bar The button bar to destroy.
*/
void ro_gui_button_bar_destroy(struct button_bar *button_bar);
/**
* Return the MINIMUM dimensions required by the button bar, in RO units,
* allowing for the current theme.
*
* \param *button_bar The button bar of interest.
* \param *width Return the required width.
* \param *height Return the required height.
* \return true if values are returned; else false.
*/
bool ro_gui_button_bar_get_dims(struct button_bar *button_bar,
int *width, int *height);
/**
* Set or update the dimensions to be used by the button bar, in RO units.
* If these are greater than the minimum required, the button bar will fill
* the extended space; if less, the call will fail.
*
* \param *button_bar The button bar to update.
* \param x0 The minimum X window position.
* \param y0 The minimum Y window position.
* \param x1 The maximum X window position.
* \param y1 The maximum Y window position.
* \return true if size updated; else false.
*/
bool ro_gui_button_bar_set_extent(struct button_bar *button_bar,
int x0, int y0, int x1, int y1);
/**
* Show or hide a button bar.
*
* \param *button_bar The button bar to hide.
* \param hide true to hide the bar; false to show it.
* \return true if successful; else false.
*/
bool ro_gui_button_bar_hide(struct button_bar *button_bar, bool hide);
/**
* Shade or unshade a button in a bar corresponding to the given action.
*
* \param *button_bar The button bar to update.
* \param action The action to update.
* \param shaded true to shade the button; false to unshade.
* \return true if successful; else false.
*/
bool ro_gui_button_bar_shade_button(struct button_bar *button_bar,
button_bar_action action, bool shaded);
/**
* Handle redraw event rectangles in a button bar.
*
* \param *button_bar The button bar to use.
* \param *redraw The Wimp redraw rectangle to process.
*/
void ro_gui_button_bar_redraw(struct button_bar *button_bar,
wimp_draw *redraw);
/**
* Handle mouse clicks in a button bar.
*
* \param *button_bar The button bar to use.
* \param *pointer The Wimp mouse click event data.
* \param *state The toolbar window state.
* \param *action Returns the selected action, or
* TOOLBAR_BUTTON_NONE.
* \return true if the event was handled exclusively;
* else false.
*/
bool ro_gui_button_bar_click(struct button_bar *button_bar,
wimp_pointer *pointer, wimp_window_state *state,
button_bar_action *action);
/**
* Translate mouse data into an interactive help message for a button bar.
*
* \param *button_bar The button bar to process.
* \param i The wimp icon under the pointer.
* \param *mouse The mouse position.
* \param *state The toolbar window state.
* \param buttons The mouse button state.
* \param **suffix Return a help token suffix, or "" for none.
* \return true if handled exclusively; else false.
*/
bool ro_gui_button_bar_help_suffix(struct button_bar *button_bar, wimp_i i,
os_coord *mouse, wimp_window_state *state,
wimp_mouse_state buttons, const char **suffix);
/**
* Terminate a drag event that was initiated by a button bar.
*
* \param *drag The drag event data.
*/
void ro_gui_button_bar_drag_end(wimp_dragged *drag);
/**
* Return a config string reflecting the configured order of buttons
* and spacers. The string is allocated with malloc(), and should be
* free()d after use.
*
* \param *button_bar The button bar of interest.
* \return Pointer to a config string, or NULL on failure.
*/
char *ro_gui_button_bar_get_config(struct button_bar *button_bar);
#endif