mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-02 19:06:57 +03:00
153c444454
Frontends that have been updated to build: framebuffer gtk monkey riscos TODO: amiga atari beos cocoa windows
153 lines
3.5 KiB
C
153 lines
3.5 KiB
C
/*
|
|
* Copyright 2012 Michael Drake <tlsa@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
|
|
* nsfb internal clipboard handling
|
|
*/
|
|
|
|
#include <assert.h>
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
#include "desktop/browser.h"
|
|
#include "desktop/gui.h"
|
|
#include "desktop/selection.h"
|
|
#include "framebuffer/gui.h"
|
|
#include "utils/log.h"
|
|
|
|
|
|
static struct gui_clipboard {
|
|
char *buffer;
|
|
size_t buffer_len;
|
|
size_t length;
|
|
} gui_clipboard;
|
|
|
|
|
|
/**
|
|
* Empty the clipboard, called prior to gui_add_to_clipboard and
|
|
* gui_commit_clipboard
|
|
*
|
|
* \return true iff successful
|
|
*/
|
|
|
|
bool gui_empty_clipboard(void)
|
|
{
|
|
const size_t init_size = 1024;
|
|
|
|
if (gui_clipboard.buffer_len == 0) {
|
|
gui_clipboard.buffer = malloc(init_size);
|
|
if (gui_clipboard.buffer == NULL)
|
|
return false;
|
|
|
|
gui_clipboard.buffer_len = init_size;
|
|
}
|
|
|
|
gui_clipboard.length = 0;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
* Add some text to the clipboard, optionally appending a trailing space.
|
|
*
|
|
* \param text text to be added
|
|
* \param length length of text in bytes
|
|
* \param space indicates whether a trailing space should be appended
|
|
* \return true iff successful
|
|
*/
|
|
|
|
bool gui_add_to_clipboard(const char *text, size_t length, bool space,
|
|
const plot_font_style_t *fstyle)
|
|
{
|
|
size_t new_length = gui_clipboard.length + length + (space ? 1 : 0) + 1;
|
|
|
|
if (new_length > gui_clipboard.buffer_len) {
|
|
size_t new_alloc = new_length + (new_length / 4);
|
|
char *new_buff;
|
|
|
|
new_buff = realloc(gui_clipboard.buffer, new_alloc);
|
|
if (new_buff == NULL)
|
|
return false;
|
|
|
|
gui_clipboard.buffer = new_buff;
|
|
gui_clipboard.buffer_len = new_alloc;
|
|
}
|
|
|
|
memcpy(gui_clipboard.buffer + gui_clipboard.length, text, length);
|
|
gui_clipboard.length += length;
|
|
|
|
if (space)
|
|
gui_clipboard.buffer[gui_clipboard.length++] = ' ';
|
|
|
|
gui_clipboard.buffer[gui_clipboard.length] = '\0';
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
* Commit the changes made by gui_empty_clipboard and gui_add_to_clipboard.
|
|
*
|
|
* \return true iff successful
|
|
*/
|
|
|
|
bool gui_commit_clipboard(void)
|
|
{
|
|
/* TODO: Stick the clipboard in some fbtk buffer? */
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
* Copy the selected contents to the clipboard
|
|
*
|
|
* \param s selection
|
|
* \return true iff successful, ie. cut operation can proceed without losing data
|
|
*/
|
|
|
|
bool gui_copy_to_clipboard(struct selection *s)
|
|
{
|
|
if (!gui_empty_clipboard())
|
|
return false;
|
|
|
|
selection_copy_to_clipboard(s);
|
|
|
|
return gui_commit_clipboard();
|
|
}
|
|
|
|
|
|
/**
|
|
* Request to paste the clipboard contents into a textarea/input field
|
|
* at a given position.
|
|
*
|
|
* \param g gui window
|
|
* \param x x ordinate at which to paste text
|
|
* \param y y ordinate at which to paste text
|
|
*/
|
|
|
|
void gui_paste_from_clipboard(struct gui_window *g, int x, int y)
|
|
{
|
|
if (gui_clipboard.length > 0) {
|
|
LOG(("Pasting %i chars: \"%s\"\n", gui_clipboard.length,
|
|
gui_clipboard.buffer));
|
|
browser_window_paste_text(g->bw, gui_clipboard.buffer,
|
|
gui_clipboard.length, true);
|
|
}
|
|
}
|
|
|