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/*
* Copyright 2011 Vincent Sanders <vince@simtec.co.uk>
*
* 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/>.
*/
#include "utils/config.h"
#include <stdbool.h>
#include <windows.h>
#include <windowsx.h>
#include <commctrl.h>
#include "utils/errors.h"
#include "utils/log.h"
#include "utils/utils.h"
#include "utils/nsoption.h"
#include "utils/nsurl.h"
#include "utils/messages.h"
#include "content/content.h"
#include "desktop/browser.h"
#include "desktop/gui_window.h"
#include "desktop/browser_history.h"
#include "desktop/textinput.h"
#include "windows/gui.h"
#include "windows/pointers.h"
#include "windows/about.h"
#include "windows/resourceid.h"
#include "windows/findfile.h"
#include "windows/windbg.h"
#include "windows/drawable.h"
#include "windows/font.h"
#include "windows/prefs.h"
#include "windows/localhistory.h"
#include "windows/window.h"
/** List of all our gui windows */
static struct gui_window *window_list = NULL;
/** The main window class name */
static const char windowclassname_main[] = "nswsmainwindow";
/** width of the throbber element */
#define NSWS_THROBBER_WIDTH 24
/** Number of open windows */
static int open_windows = 0;
/**
* Obtain the DPI of the display.
*/
static int get_window_dpi(HWND hwnd)
{
HDC hdc = GetDC(hwnd);
int dpi = GetDeviceCaps(hdc, LOGPIXELSY);
if (dpi <= 10) {
dpi = 96; /* 96DPI is the default */
}
ReleaseDC(hwnd, hdc);
LOG("FIX DPI %d", dpi);
return dpi;
}
/**
* set accelerators
*/
static void nsws_window_set_accels(struct gui_window *w)
{
int i, nitems = 13;
ACCEL accels[nitems];
for (i = 0; i < nitems; i++) {
accels[i].fVirt = FCONTROL | FVIRTKEY;
}
accels[0].key = 0x51; /* Q */
accels[0].cmd = IDM_FILE_QUIT;
accels[1].key = 0x4E; /* N */
accels[1].cmd = IDM_FILE_OPEN_WINDOW;
accels[2].key = VK_LEFT;
accels[2].cmd = IDM_NAV_BACK;
accels[3].key = VK_RIGHT;
accels[3].cmd = IDM_NAV_FORWARD;
accels[4].key = VK_UP;
accels[4].cmd = IDM_NAV_HOME;
accels[5].key = VK_BACK;
accels[5].cmd = IDM_NAV_STOP;
accels[6].key = VK_SPACE;
accels[6].cmd = IDM_NAV_RELOAD;
accels[7].key = 0x4C; /* L */
accels[7].cmd = IDM_FILE_OPEN_LOCATION;
accels[8].key = 0x57; /* w */
accels[8].cmd = IDM_FILE_CLOSE_WINDOW;
accels[9].key = 0x41; /* A */
accels[9].cmd = IDM_EDIT_SELECT_ALL;
accels[10].key = VK_F8;
accels[10].cmd = IDM_VIEW_SOURCE;
accels[11].key = VK_RETURN;
accels[11].fVirt = FVIRTKEY;
accels[11].cmd = IDC_MAIN_LAUNCH_URL;
accels[12].key = VK_F11;
accels[12].fVirt = FVIRTKEY;
accels[12].cmd = IDM_VIEW_FULLSCREEN;
w->acceltable = CreateAcceleratorTable(accels, nitems);
}
/**
* creation of a new full browser window
*/
static HWND nsws_window_create(struct gui_window *gw)
{
HWND hwnd;
INITCOMMONCONTROLSEX icc;
LOG("GUI window %p", gw);
icc.dwSize = sizeof(icc);
icc.dwICC = ICC_BAR_CLASSES | ICC_WIN95_CLASSES;
#if WINVER > 0x0501
icc.dwICC |= ICC_STANDARD_CLASSES;
#endif
InitCommonControlsEx(&icc);
gw->mainmenu = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_MENU_MAIN));
gw->rclick = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_MENU_CONTEXT));
LOG("creating window for hInstance %p", hInstance);
hwnd = CreateWindowEx(0,
windowclassname_main,
"NetSurf Browser",
WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | CS_DBLCLKS,
CW_USEDEFAULT,
CW_USEDEFAULT,
gw->width,
gw->height,
NULL,
gw->mainmenu,
hInstance,
NULL);
if (hwnd == NULL) {
LOG("Window create failed");
return NULL;
}
/* set the gui window associated with this browser */
SetProp(hwnd, TEXT("GuiWnd"), (HANDLE)gw);
browser_set_dpi(get_window_dpi(hwnd));
if ((nsoption_int(window_width) >= 100) &&
(nsoption_int(window_height) >= 100) &&
(nsoption_int(window_x) >= 0) &&
(nsoption_int(window_y) >= 0)) {
LOG("Setting Window position %d,%d %d,%d", nsoption_int(window_x), nsoption_int(window_y), nsoption_int(window_width), nsoption_int(window_height));
SetWindowPos(hwnd, HWND_TOP,
nsoption_int(window_x), nsoption_int(window_y),
nsoption_int(window_width), nsoption_int(window_height),
SWP_SHOWWINDOW);
}
nsws_window_set_accels(gw);
return hwnd;
}
/**
* calculate the dimensions of the url bar relative to the parent toolbar
*/
static void
urlbar_dimensions(HWND hWndParent,
int toolbuttonsize,
int buttonc,
int *x,
int *y,
int *width,
int *height)
{
RECT rc;
const int cy_edit = 23;
GetClientRect(hWndParent, &rc);
*x = (toolbuttonsize + 1) * (buttonc + 1) + (NSWS_THROBBER_WIDTH>>1);
*y = ((((rc.bottom - 1) - cy_edit) >> 1) * 2) / 3;
*width = (rc.right - 1) - *x - (NSWS_THROBBER_WIDTH>>1) - NSWS_THROBBER_WIDTH;
*height = cy_edit;
}
static LRESULT
nsws_window_toolbar_command(struct gui_window *gw,
int notification_code,
int identifier,
HWND ctrl_window)
{
LOG("notification_code %d identifier %d ctrl_window %p", notification_code, identifier, ctrl_window);
switch(identifier) {
case IDC_MAIN_URLBAR:
switch (notification_code) {
case EN_CHANGE:
LOG("EN_CHANGE");
break;
case EN_ERRSPACE:
LOG("EN_ERRSPACE");
break;
case EN_HSCROLL:
LOG("EN_HSCROLL");
break;
case EN_KILLFOCUS:
LOG("EN_KILLFOCUS");
break;
case EN_MAXTEXT:
LOG("EN_MAXTEXT");
break;
case EN_SETFOCUS:
LOG("EN_SETFOCUS");
break;
case EN_UPDATE:
LOG("EN_UPDATE");
break;
case EN_VSCROLL:
LOG("EN_VSCROLL");
break;
default:
LOG("Unknown notification_code");
break;
}
break;
default:
return 1; /* unhandled */
}
return 0; /* control message handled */
}
/**
* callback for toolbar events
*/
static LRESULT CALLBACK
nsws_window_toolbar_callback(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
struct gui_window *gw;
int urlx, urly, urlwidth, urlheight;
WNDPROC toolproc;
LOG_WIN_MSG(hwnd, msg, wparam, lparam);
gw = nsws_get_gui_window(hwnd);
switch (msg) {
case WM_SIZE:
urlbar_dimensions(hwnd,
gw->toolbuttonsize,
gw->toolbuttonc,
&urlx, &urly, &urlwidth, &urlheight);
/* resize url */
if (gw->urlbar != NULL) {
MoveWindow(gw->urlbar,
urlx, urly,
urlwidth, urlheight,
true);
}
/* move throbber */
if (gw->throbber != NULL) {
MoveWindow(gw->throbber,
LOWORD(lparam) - NSWS_THROBBER_WIDTH - 4, 8,
NSWS_THROBBER_WIDTH, NSWS_THROBBER_WIDTH,
true);
}
break;
case WM_COMMAND:
if (nsws_window_toolbar_command(gw,
HIWORD(wparam),
LOWORD(wparam),
(HWND)lparam) == 0) {
return 0;
}
break;
}
/* remove properties if window is being destroyed */
if (msg == WM_NCDESTROY) {
RemoveProp(hwnd, TEXT("GuiWnd"));
toolproc = (WNDPROC)RemoveProp(hwnd, TEXT("OrigMsgProc"));
} else {
toolproc = (WNDPROC)GetProp(hwnd, TEXT("OrigMsgProc"));
}
if (toolproc == NULL) {
/* the original toolbar procedure is not available */
return DefWindowProc(hwnd, msg, wparam, lparam);
}
/* chain to the next handler */
return CallWindowProc(toolproc, hwnd, msg, wparam, lparam);
}
static HIMAGELIST
get_imagelist(int resid, int bsize, int bcnt)
{
HIMAGELIST hImageList;
HBITMAP hScrBM;
LOG("resource id %d, bzize %d, bcnt %d", resid, bsize, bcnt);
hImageList = ImageList_Create(bsize, bsize, ILC_COLOR24 | ILC_MASK, 0,
bcnt);
if (hImageList == NULL)
return NULL;
hScrBM = LoadImage(hInstance, MAKEINTRESOURCE(resid),
IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
if (hScrBM == NULL) {
win_perror("LoadImage");
return NULL;
}
if (ImageList_AddMasked(hImageList, hScrBM, 0xcccccc) == -1) {
/* failed to add masked bitmap */
ImageList_Destroy(hImageList);
hImageList = NULL;
}
DeleteObject(hScrBM);
return hImageList;
}
/**
* callback for url bar events
*/
static LRESULT CALLBACK
nsws_window_urlbar_callback(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
struct gui_window *gw;
WNDPROC urlproc;
HFONT hFont;
LOG_WIN_MSG(hwnd, msg, wparam, lparam);
gw = nsws_get_gui_window(hwnd);
urlproc = (WNDPROC)GetProp(hwnd, TEXT("OrigMsgProc"));
/* override messages */
switch (msg) {
case WM_CHAR:
if (wparam == 13) {
SendMessage(gw->main, WM_COMMAND, IDC_MAIN_LAUNCH_URL, 0);
return 0;
}
break;
case WM_DESTROY:
hFont = (HFONT)SendMessage(hwnd, WM_GETFONT, 0, 0);
if (hFont != NULL) {
LOG("Destroyed font object");
DeleteObject(hFont);
}
case WM_NCDESTROY:
/* remove properties if window is being destroyed */
RemoveProp(hwnd, TEXT("GuiWnd"));
RemoveProp(hwnd, TEXT("OrigMsgProc"));
break;
}
if (urlproc == NULL) {
/* the original toolbar procedure is not available */
return DefWindowProc(hwnd, msg, wparam, lparam);
}
/* chain to the next handler */
return CallWindowProc(urlproc, hwnd, msg, wparam, lparam);
}
/**
* create a urlbar and message handler
*
* Create an Edit control for enerting urls
*/
static HWND
nsws_window_urlbar_create(struct gui_window *gw, HWND hwndparent)
{
int urlx, urly, urlwidth, urlheight;
HWND hwnd;
WNDPROC urlproc;
HFONT hFont;
urlbar_dimensions(hwndparent,
gw->toolbuttonsize,
gw->toolbuttonc,
&urlx, &urly, &urlwidth, &urlheight);
/* Create the edit control */
hwnd = CreateWindowEx(0L,
TEXT("Edit"),
NULL,
WS_CHILD | WS_BORDER | WS_VISIBLE | ES_LEFT | ES_AUTOHSCROLL,
urlx,
urly,
urlwidth,
urlheight,
hwndparent,
(HMENU)IDC_MAIN_URLBAR,
hInstance,
0);
if (hwnd == NULL) {
return NULL;
}
/* set the gui window associated with this control */
SetProp(hwnd, TEXT("GuiWnd"), (HANDLE)gw);
/* subclass the message handler */
urlproc = (WNDPROC)SetWindowLongPtr(hwnd,
GWLP_WNDPROC,
(LONG_PTR)nsws_window_urlbar_callback);
/* save the real handler */
SetProp(hwnd, TEXT("OrigMsgProc"), (HANDLE)urlproc);
hFont = CreateFont(urlheight - 4, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_SWISS, "Arial");
if (hFont != NULL) {
LOG("Setting font object");
SendMessage(hwnd, WM_SETFONT, (WPARAM)hFont, 0);
}
LOG("Created url bar hwnd:%p, x:%d, y:%d, w:%d, h:%d", hwnd, urlx, urly, urlwidth, urlheight);
return hwnd;
}
/**
* creation of throbber
*/
static HWND
nsws_window_throbber_create(struct gui_window *w)
{
HWND hwnd;
char avi[PATH_MAX];
hwnd = CreateWindow(ANIMATE_CLASS,
"",
WS_CHILD | WS_VISIBLE | ACS_TRANSPARENT,
w->width - NSWS_THROBBER_WIDTH - 4,
8,
NSWS_THROBBER_WIDTH,
NSWS_THROBBER_WIDTH,
w->main,
(HMENU) IDC_MAIN_THROBBER,
hInstance,
NULL);
nsws_find_resource(avi, "throbber.avi", "windows/res/throbber.avi");
LOG("setting throbber avi as %s", avi);
Animate_Open(hwnd, avi);
if (w->throbbing)
Animate_Play(hwnd, 0, -1, -1);
else
Animate_Seek(hwnd, 0);
ShowWindow(hwnd, SW_SHOWNORMAL);
return hwnd;
}
/* create a toolbar add controls and message handler */
static HWND
nsws_window_create_toolbar(struct gui_window *gw, HWND hWndParent)
{
HIMAGELIST hImageList;
HWND hWndToolbar;
/* Toolbar buttons */
TBBUTTON tbButtons[] = {
{0, IDM_NAV_BACK, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0},
{1, IDM_NAV_FORWARD, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0},
{2, IDM_NAV_HOME, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0},
{3, IDM_NAV_RELOAD, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0},
{4, IDM_NAV_STOP, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0},
};
WNDPROC toolproc;
/* Create the toolbar window and subclass its message handler. */
hWndToolbar = CreateWindowEx(0, TOOLBARCLASSNAME, "Toolbar",
WS_CHILD | WS_VISIBLE | TBSTYLE_FLAT,
0, 0, 0, 0,
hWndParent, NULL, HINST_COMMCTRL, NULL);
if (!hWndToolbar) {
return NULL;
}
/* set the gui window associated with this toolbar */
SetProp(hWndToolbar, TEXT("GuiWnd"), (HANDLE)gw);
/* subclass the message handler */
toolproc = (WNDPROC)SetWindowLongPtr(hWndToolbar,
GWLP_WNDPROC,
(LONG_PTR)nsws_window_toolbar_callback);
/* save the real handler */
SetProp(hWndToolbar, TEXT("OrigMsgProc"), (HANDLE)toolproc);
/* remember how many buttons are being created */
gw->toolbuttonc = sizeof(tbButtons) / sizeof(TBBUTTON);
/* Create the standard image list and assign to toolbar. */
hImageList = get_imagelist(IDR_TOOLBAR_BITMAP,
gw->toolbuttonsize,
gw->toolbuttonc);
if (hImageList != NULL) {
SendMessage(hWndToolbar, TB_SETIMAGELIST, 0, (LPARAM)hImageList);
}
/* Create the disabled image list and assign to toolbar. */
hImageList = get_imagelist(IDR_TOOLBAR_BITMAP_GREY,
gw->toolbuttonsize,
gw->toolbuttonc);
if (hImageList != NULL) {
SendMessage(hWndToolbar, TB_SETDISABLEDIMAGELIST, 0,
(LPARAM)hImageList);
}
/* Create the hot image list and assign to toolbar. */
hImageList = get_imagelist(IDR_TOOLBAR_BITMAP_HOT,
gw->toolbuttonsize,
gw->toolbuttonc);
if (hImageList != NULL) {
SendMessage(hWndToolbar, TB_SETHOTIMAGELIST, 0,
(LPARAM)hImageList);
}
/* Add buttons. */
SendMessage(hWndToolbar,
TB_BUTTONSTRUCTSIZE,
(WPARAM)sizeof(TBBUTTON),
0);
SendMessage(hWndToolbar,
TB_ADDBUTTONS,
(WPARAM)gw->toolbuttonc,
(LPARAM)&tbButtons);
gw->urlbar = nsws_window_urlbar_create(gw, hWndToolbar);
gw->throbber = nsws_window_throbber_create(gw);
return hWndToolbar;
}
/**
* creation of status bar
*/
static HWND nsws_window_create_statusbar(struct gui_window *w)
{
HWND hwnd = CreateWindowEx(0,
STATUSCLASSNAME,
NULL,
WS_CHILD | WS_VISIBLE,
0, 0, 0, 0,
w->main,
(HMENU)IDC_MAIN_STATUSBAR,
hInstance,
NULL);
SendMessage(hwnd, SB_SETTEXT, 0, (LPARAM)"NetSurf");
return hwnd;
}
static void nsws_update_edit(struct gui_window *w)
{
browser_editor_flags editor_flags = (w->bw == NULL) ?
BW_EDITOR_NONE : browser_window_get_editor_flags(w->bw);
bool paste, copy, del;
bool sel = (editor_flags & BW_EDITOR_CAN_COPY);
if (GetFocus() == w->urlbar) {
DWORD i, ii;
SendMessage(w->urlbar, EM_GETSEL, (WPARAM)&i, (LPARAM)&ii);
paste = true;
copy = (i != ii);
del = (i != ii);
} else if (sel){
paste = (editor_flags & BW_EDITOR_CAN_PASTE);
copy = sel;
del = (editor_flags & BW_EDITOR_CAN_CUT);
} else {
paste = false;
copy = false;
del = false;
}
EnableMenuItem(w->mainmenu,
IDM_EDIT_PASTE,
(paste ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(w->rclick,
IDM_EDIT_PASTE,
(paste ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(w->mainmenu,
IDM_EDIT_COPY,
(copy ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(w->rclick,
IDM_EDIT_COPY,
(copy ? MF_ENABLED : MF_GRAYED));
if (del == true) {
EnableMenuItem(w->mainmenu, IDM_EDIT_CUT, MF_ENABLED);
EnableMenuItem(w->mainmenu, IDM_EDIT_DELETE, MF_ENABLED);
EnableMenuItem(w->rclick, IDM_EDIT_CUT, MF_ENABLED);
EnableMenuItem(w->rclick, IDM_EDIT_DELETE, MF_ENABLED);
} else {
EnableMenuItem(w->mainmenu, IDM_EDIT_CUT, MF_GRAYED);
EnableMenuItem(w->mainmenu, IDM_EDIT_DELETE, MF_GRAYED);
EnableMenuItem(w->rclick, IDM_EDIT_CUT, MF_GRAYED);
EnableMenuItem(w->rclick, IDM_EDIT_DELETE, MF_GRAYED);
}
}
static bool
nsws_ctx_menu(struct gui_window *w, HWND hwnd, int x, int y)
{
RECT rc; /* client area of window */
POINT pt = { x, y }; /* location of mouse click */
/* Get the bounding rectangle of the client area. */
GetClientRect(hwnd, &rc);
/* Convert the mouse position to client coordinates. */
ScreenToClient(hwnd, &pt);
/* If the position is in the client area, display a shortcut menu. */
if (PtInRect(&rc, pt)) {
ClientToScreen(hwnd, &pt);
nsws_update_edit(w);
TrackPopupMenu(GetSubMenu(w->rclick, 0),
TPM_CENTERALIGN | TPM_TOPALIGN,
x,
y,
0,
hwnd,
NULL);
return true;
}
/* Return false if no menu is displayed. */
return false;
}
/**
* update state of forward/back buttons/menu items when page changes
*/
static void nsws_window_update_forward_back(struct gui_window *w)
{
if (w->bw == NULL)
return;
bool forward = browser_window_history_forward_available(w->bw);
bool back = browser_window_history_back_available(w->bw);
if (w->mainmenu != NULL) {
EnableMenuItem(w->mainmenu, IDM_NAV_FORWARD,
(forward ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(w->mainmenu, IDM_NAV_BACK,
(back ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(w->rclick, IDM_NAV_FORWARD,
(forward ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(w->rclick, IDM_NAV_BACK,
(back ? MF_ENABLED : MF_GRAYED));
}
if (w->toolbar != NULL) {
SendMessage(w->toolbar, TB_SETSTATE,
(WPARAM) IDM_NAV_FORWARD,
MAKELONG((forward ? TBSTATE_ENABLED :
TBSTATE_INDETERMINATE), 0));
SendMessage(w->toolbar, TB_SETSTATE,
(WPARAM) IDM_NAV_BACK,
MAKELONG((back ? TBSTATE_ENABLED :
TBSTATE_INDETERMINATE), 0));
}
}
static bool win32_window_get_scroll(struct gui_window *w, int *sx, int *sy)
{
LOG("get scroll");
if (w == NULL)
return false;
*sx = w->scrollx;
*sy = w->scrolly;
return true;
}
static void nsws_set_scale(struct gui_window *gw, float scale)
{
assert(gw != NULL);
if (gw->scale == scale)
return;
gw->scale = scale;
if (gw->bw == NULL)
return;
browser_window_set_scale(gw->bw, scale, true);
}
/**
* redraw the whole window
*/
static void win32_window_redraw_window(struct gui_window *gw)
{
/* LOG("gw:%p", gw); */
if (gw != NULL) {
RedrawWindow(gw->drawingarea, NULL, NULL,
RDW_INVALIDATE | RDW_NOERASE);
}
}
/**
* scroll the window
*
* \param w The win32 gui window to scroll.
* \param sx the new 'absolute' horizontal scroll location
* \param sy the new 'absolute' vertical scroll location
*/
void win32_window_set_scroll(struct gui_window *w, int sx, int sy)
{
SCROLLINFO si;
nserror err;
int height;
int width;
POINT p;
if ((w == NULL) || (w->bw == NULL))
return;
err = browser_window_get_extents(w->bw, true, &width, &height);
if (err != NSERROR_OK) {
return;
}
/*LOG("scroll sx,sy:%d,%d x,y:%d,%d w.h:%d,%d",sx,sy,w->scrollx,w->scrolly, width,height);*/
/* The resulting gui window scroll must remain withn the
* windows bounding box.
*/
if (sx < 0) {
w->requestscrollx = -w->scrollx;
} else if (sx > (width - w->width)) {
w->requestscrollx = (width - w->width) - w->scrollx;
} else {
w->requestscrollx = sx - w->scrollx;
}
if (sy < 0) {
w->requestscrolly = -w->scrolly;
} else if (sy > (height - w->height)) {
w->requestscrolly = (height - w->height) - w->scrolly;
} else {
w->requestscrolly = sy - w->scrolly;
}
/*LOG("requestscroll x,y:%d,%d", w->requestscrollx, w->requestscrolly);*/
/* set the vertical scroll offset */
si.cbSize = sizeof(si);
si.fMask = SIF_ALL;
si.nMin = 0;
si.nMax = height - 1;
si.nPage = w->height;
si.nPos = max(w->scrolly + w->requestscrolly, 0);
si.nPos = min(si.nPos, height - w->height);
SetScrollInfo(w->drawingarea, SB_VERT, &si, TRUE);
/*LOG("SetScrollInfo VERT min:%d max:%d page:%d pos:%d", si.nMin, si.nMax, si.nPage, si.nPos);*/
/* set the horizontal scroll offset */
si.cbSize = sizeof(si);
si.fMask = SIF_ALL;
si.nMin = 0;
si.nMax = width -1;
si.nPage = w->width;
si.nPos = max(w->scrollx + w->requestscrollx, 0);
si.nPos = min(si.nPos, width - w->width);
SetScrollInfo(w->drawingarea, SB_HORZ, &si, TRUE);
/*LOG("SetScrollInfo HORZ min:%d max:%d page:%d pos:%d", si.nMin, si.nMax, si.nPage, si.nPos);*/
/* Set caret position */
GetCaretPos(&p);
HideCaret(w->drawingarea);
SetCaretPos(p.x - w->requestscrollx, p.y - w->requestscrolly);
ShowCaret(w->drawingarea);
RECT r, redraw;
r.top = 0;
r.bottom = w->height + 1;
r.left = 0;
r.right = w->width + 1;
ScrollWindowEx(w->drawingarea, - w->requestscrollx, - w->requestscrolly, &r, NULL, NULL, &redraw, SW_INVALIDATE);
/*LOG("ScrollWindowEx %d, %d", - w->requestscrollx, - w->requestscrolly);*/
w->scrolly += w->requestscrolly;
w->scrollx += w->requestscrollx;
w->requestscrollx = 0;
w->requestscrolly = 0;
}
/**
* Create a new window due to menu selection
*
* \param gw frontends graphical window.
* \return NSERROR_OK on success else appropriate error code.
*/
static nserror win32_open_new_window(struct gui_window *gw)
{
const char *addr;
nsurl *url;
nserror ret;
if (nsoption_charp(homepage_url) != NULL) {
addr = nsoption_charp(homepage_url);
} else {
addr = NETSURF_HOMEPAGE;
}
ret = nsurl_create(addr, &url);
if (ret == NSERROR_OK) {
ret = browser_window_create(BW_CREATE_HISTORY,
url,
NULL,
gw->bw,
NULL);
nsurl_unref(url);
}
return ret;
}
static LRESULT
nsws_window_command(HWND hwnd,
struct gui_window *gw,
int notification_code,
int identifier,
HWND ctrl_window)
{
nserror ret;
LOG("notification_code %x identifier %x ctrl_window %p",
notification_code, identifier, ctrl_window);
switch(identifier) {
case IDM_FILE_QUIT:
{
struct gui_window *w;
w = window_list;
while (w != NULL) {
PostMessage(w->main, WM_CLOSE, 0, 0);
w = w->next;
}
break;
}
case IDM_FILE_OPEN_LOCATION:
SetFocus(gw->urlbar);
break;
case IDM_FILE_OPEN_WINDOW:
ret = win32_open_new_window(gw);
if (ret != NSERROR_OK) {
warn_user(messages_get_errorcode(ret), 0);
}
break;
case IDM_FILE_CLOSE_WINDOW:
PostMessage(gw->main, WM_CLOSE, 0, 0);
break;
case IDM_FILE_SAVE_PAGE:
break;
case IDM_FILE_SAVEAS_TEXT:
break;
case IDM_FILE_SAVEAS_PDF:
break;
case IDM_FILE_SAVEAS_POSTSCRIPT:
break;
case IDM_FILE_PRINT_PREVIEW:
break;
case IDM_FILE_PRINT:
break;
case IDM_EDIT_CUT:
OpenClipboard(gw->main);
EmptyClipboard();
CloseClipboard();
if (GetFocus() == gw->urlbar) {
SendMessage(gw->urlbar, WM_CUT, 0, 0);
} else if (gw->bw != NULL) {
browser_window_key_press(gw->bw, NS_KEY_CUT_SELECTION);
}
break;
case IDM_EDIT_COPY:
OpenClipboard(gw->main);
EmptyClipboard();
CloseClipboard();
if (GetFocus() == gw->urlbar) {
SendMessage(gw->urlbar, WM_COPY, 0, 0);
} else if (gw->bw != NULL) {
browser_window_key_press(gw->bw, NS_KEY_COPY_SELECTION);
}
break;
case IDM_EDIT_PASTE: {
OpenClipboard(gw->main);
HANDLE h = GetClipboardData(CF_TEXT);
if (h != NULL) {
char *content = GlobalLock(h);
LOG("pasting %s\n", content);
GlobalUnlock(h);
}
CloseClipboard();
if (GetFocus() == gw->urlbar)
SendMessage(gw->urlbar, WM_PASTE, 0, 0);
else
browser_window_key_press(gw->bw, NS_KEY_PASTE);
break;
}
case IDM_EDIT_DELETE:
if (GetFocus() == gw->urlbar)
SendMessage(gw->urlbar, WM_CUT, 0, 0);
else
browser_window_key_press(gw->bw, NS_KEY_DELETE_RIGHT);
break;
case IDM_EDIT_SELECT_ALL:
if (GetFocus() == gw->urlbar)
SendMessage(gw->urlbar, EM_SETSEL, 0, -1);
else
browser_window_key_press(gw->bw, NS_KEY_SELECT_ALL);
break;
case IDM_EDIT_SEARCH:
break;
case IDM_EDIT_PREFERENCES:
nsws_prefs_dialog_init(hInstance, gw->main);
break;
case IDM_NAV_BACK:
if ((gw->bw != NULL) &&
(browser_window_history_back_available(gw->bw))) {
browser_window_history_back(gw->bw, false);
}
nsws_window_update_forward_back(gw);
break;
case IDM_NAV_FORWARD:
if ((gw->bw != NULL) &&
(browser_window_history_forward_available(gw->bw))) {
browser_window_history_forward(gw->bw, false);
}
nsws_window_update_forward_back(gw);
break;
case IDM_NAV_HOME:
{
nsurl *url;
if (nsurl_create(nsoption_charp(homepage_url), &url) != NSERROR_OK) {
warn_user("NoMemory", 0);
} else {
browser_window_navigate(gw->bw,
url,
NULL,
BW_NAVIGATE_HISTORY,
NULL,
NULL,
NULL);
nsurl_unref(url);
}
break;
}
case IDM_NAV_STOP:
browser_window_stop(gw->bw);
break;
case IDM_NAV_RELOAD:
browser_window_reload(gw->bw, true);
break;
case IDM_NAV_LOCALHISTORY:
gw->localhistory = nsws_window_create_localhistory(gw);
break;
case IDM_NAV_GLOBALHISTORY:
break;
case IDM_VIEW_ZOOMPLUS: {
int x, y;
win32_window_get_scroll(gw, &x, &y);
if (gw->bw != NULL) {
nsws_set_scale(gw, gw->scale * 1.1);
}
win32_window_redraw_window(gw);
win32_window_set_scroll(gw, x, y);
break;
}
case IDM_VIEW_ZOOMMINUS: {
int x, y;
win32_window_get_scroll(gw, &x, &y);
if (gw->bw != NULL) {
nsws_set_scale(gw, gw->scale * 0.9);
}
win32_window_redraw_window(gw);
win32_window_set_scroll(gw, x, y);
break;
}
case IDM_VIEW_ZOOMNORMAL: {
int x, y;
win32_window_get_scroll(gw, &x, &y);
if (gw->bw != NULL) {
nsws_set_scale(gw, 1.0);
}
win32_window_redraw_window(gw);
win32_window_set_scroll(gw, x, y);
break;
}
case IDM_VIEW_SOURCE:
break;
case IDM_VIEW_SAVE_WIN_METRICS: {
RECT r;
GetWindowRect(gw->main, &r);
nsoption_set_int(window_x, r.left);
nsoption_set_int(window_y, r.top);
nsoption_set_int(window_width, r.right - r.left);
nsoption_set_int(window_height, r.bottom - r.top);
nsoption_write(options_file_location, NULL, NULL);
break;
}
case IDM_VIEW_FULLSCREEN: {
RECT rdesk;
if (gw->fullscreen == NULL) {
HWND desktop = GetDesktopWindow();
gw->fullscreen = malloc(sizeof(RECT));
if ((desktop == NULL) ||
(gw->fullscreen == NULL)) {
warn_user("NoMemory", 0);
break;
}
GetWindowRect(desktop, &rdesk);
GetWindowRect(gw->main, gw->fullscreen);
DeleteObject(desktop);
SetWindowLong(gw->main, GWL_STYLE, 0);
SetWindowPos(gw->main, HWND_TOPMOST, 0, 0,
rdesk.right - rdesk.left,
rdesk.bottom - rdesk.top,
SWP_SHOWWINDOW);
} else {
SetWindowLong(gw->main, GWL_STYLE,
WS_OVERLAPPEDWINDOW |
WS_HSCROLL | WS_VSCROLL |
WS_CLIPCHILDREN |
WS_CLIPSIBLINGS | CS_DBLCLKS);
SetWindowPos(gw->main, HWND_TOPMOST,
gw->fullscreen->left,
gw->fullscreen->top,
gw->fullscreen->right -
gw->fullscreen->left,
gw->fullscreen->bottom -
gw->fullscreen->top,
SWP_SHOWWINDOW | SWP_FRAMECHANGED);
free(gw->fullscreen);
gw->fullscreen = NULL;
}
break;
}
case IDM_VIEW_DOWNLOADS:
break;
case IDM_VIEW_TOGGLE_DEBUG_RENDERING:
if (gw->bw != NULL) {
browser_window_debug(gw->bw, CONTENT_DEBUG_REDRAW);
/* TODO: This should only redraw, not reformat.
* (Layout doesn't change, so reformat is a waste of time) */
browser_window_reformat(gw->bw, false, gw->width, gw->height);
}
break;
case IDM_VIEW_DEBUGGING_SAVE_BOXTREE:
break;
case IDM_VIEW_DEBUGGING_SAVE_DOMTREE:
break;
case IDM_HELP_CONTENTS:
nsws_window_go(hwnd,
"http://www.netsurf-browser.org/documentation/");
break;
case IDM_HELP_GUIDE:
nsws_window_go(hwnd,
"http://www.netsurf-browser.org/documentation/guide");
break;
case IDM_HELP_INFO:
nsws_window_go(hwnd,
"http://www.netsurf-browser.org/documentation/info");
break;
case IDM_HELP_ABOUT:
nsws_about_dialog_init(hInstance, gw->main);
break;
case IDC_MAIN_LAUNCH_URL:
{
nsurl *url;
if (GetFocus() != gw->urlbar)
break;
int len = SendMessage(gw->urlbar, WM_GETTEXTLENGTH, 0, 0);
char addr[len + 1];
SendMessage(gw->urlbar, WM_GETTEXT, (WPARAM)(len + 1), (LPARAM)addr);
LOG("launching %s\n", addr);
if (nsurl_create(addr, &url) != NSERROR_OK) {
warn_user("NoMemory", 0);
} else {
browser_window_navigate(gw->bw,
url,
NULL,
BW_NAVIGATE_HISTORY,
NULL,
NULL,
NULL);
nsurl_unref(url);
}
break;
}
default:
return 1; /* unhandled */
}
return 0; /* control message handled */
}
static LRESULT
nsws_window_resize(struct gui_window *gw,
HWND hwnd,
WPARAM wparam,
LPARAM lparam)
{
int x, y;
RECT rstatus, rtool;
if ((gw->toolbar == NULL) ||
(gw->urlbar == NULL) ||
(gw->statusbar == NULL))
return 0;
SendMessage(gw->statusbar, WM_SIZE, wparam, lparam);
SendMessage(gw->toolbar, WM_SIZE, wparam, lparam);
GetClientRect(gw->toolbar, &rtool);
GetWindowRect(gw->statusbar, &rstatus);
win32_window_get_scroll(gw, &x, &y);
gw->width = LOWORD(lparam);
gw->height = HIWORD(lparam) - (rtool.bottom - rtool.top) - (rstatus.bottom - rstatus.top);
if (gw->drawingarea != NULL) {
MoveWindow(gw->drawingarea,
0,
rtool.bottom,
gw->width,
gw->height,
true);
}
nsws_window_update_forward_back(gw);
win32_window_set_scroll(gw, x, y);
if (gw->toolbar != NULL) {
SendMessage(gw->toolbar, TB_SETSTATE,
(WPARAM) IDM_NAV_STOP,
MAKELONG(TBSTATE_INDETERMINATE, 0));
}
return 0;
}
/**
* callback for window events generally
*/
static LRESULT CALLBACK
nsws_window_event_callback(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
struct gui_window *gw;
RECT rmain;
LOG_WIN_MSG(hwnd, msg, wparam, lparam);
/* deal with window creation as a special case */
if (msg == WM_CREATE) {
/* To cause all the component child windows to be
* re-sized correctly a WM_SIZE message of the actual
* created size must be sent.
*
* The message must be posted here because the actual
* size values of the component windows are not known
* until after the WM_CREATE message is dispatched.
*/
GetClientRect(hwnd, &rmain);
PostMessage(hwnd, WM_SIZE, 0, MAKELPARAM(rmain.right, rmain.bottom));
return DefWindowProc(hwnd, msg, wparam, lparam);
}
gw = nsws_get_gui_window(hwnd);
if (gw == NULL) {
LOG("Unable to find gui window structure for hwnd %p", hwnd);
return DefWindowProc(hwnd, msg, wparam, lparam);
}
switch (msg) {
case WM_CONTEXTMENU:
if (nsws_ctx_menu(gw, hwnd, GET_X_LPARAM(lparam),
GET_Y_LPARAM(lparam))) {
return 0;
}
break;
case WM_COMMAND:
if (nsws_window_command(hwnd, gw, HIWORD(wparam),
LOWORD(wparam), (HWND)lparam) == 0) {
return 0;
}
break;
case WM_SIZE:
return nsws_window_resize(gw, hwnd, wparam, lparam);
case WM_NCDESTROY:
RemoveProp(hwnd, TEXT("GuiWnd"));
browser_window_destroy(gw->bw);
if (--open_windows <= 0) {
win32_set_quit(true);
}
break;
}
return DefWindowProc(hwnd, msg, wparam, lparam);
}
/**
* Create the main window class.
*/
nserror
nsws_create_main_class(HINSTANCE hinstance) {
nserror ret = NSERROR_OK;
WNDCLASSEX w;
/* main window */
w.cbSize = sizeof(WNDCLASSEX);
w.style = 0;
w.lpfnWndProc = nsws_window_event_callback;
w.cbClsExtra = 0;
w.cbWndExtra = 0;
w.hInstance = hinstance;
w.hIcon = LoadIcon(hinstance, MAKEINTRESOURCE(IDR_NETSURF_ICON));
w.hCursor = NULL;
w.hbrBackground = (HBRUSH)(COLOR_MENU + 1);
w.lpszMenuName = NULL;
w.lpszClassName = windowclassname_main;
w.hIconSm = LoadIcon(hinstance, MAKEINTRESOURCE(IDR_NETSURF_ICON));
if (RegisterClassEx(&w) == 0) {
win_perror("DrawableClass");
ret = NSERROR_INIT_FAILED;
}
hInstance = hinstance;
return ret;
}
/**
* create a new gui_window to contain a browser_window.
*
* \param bw the browser_window to connect to the new gui_window
* \param existing An existing window.
* \param flags The flags controlling the construction.
* \return The new win32 gui window or NULL on error.
*/
static struct gui_window *
win32_window_create(struct browser_window *bw,
struct gui_window *existing,
gui_window_create_flags flags)
{
struct gui_window *gw;
LOG("Creating gui window for browser window %p", bw);
gw = calloc(1, sizeof(struct gui_window));
if (gw == NULL) {
return NULL;
}
/* connect gui window to browser window */
gw->bw = bw;
gw->width = 800;
gw->height = 600;
gw->scale = 1.0;
gw->toolbuttonsize = 24;
gw->requestscrollx = 0;
gw->requestscrolly = 0;
gw->localhistory = NULL;
gw->mouse = malloc(sizeof(struct browser_mouse));
if (gw->mouse == NULL) {
free(gw);
LOG("Unable to allocate mouse state");
return NULL;
}
gw->mouse->gui = gw;
gw->mouse->state = 0;
gw->mouse->pressed_x = 0;
gw->mouse->pressed_y = 0;
/* add window to list */
if (window_list != NULL)
window_list->prev = gw;
gw->next = window_list;
window_list = gw;
gw->main = nsws_window_create(gw);
gw->toolbar = nsws_window_create_toolbar(gw, gw->main);
gw->statusbar = nsws_window_create_statusbar(gw);
gw->drawingarea = nsws_window_create_drawable(hInstance, gw->main, gw);
LOG("new window: main:%p toolbar:%p statusbar %p drawingarea %p", gw->main, gw->toolbar, gw->statusbar, gw->drawingarea);
font_hwnd = gw->drawingarea;
open_windows++;
ShowWindow(gw->main, SW_SHOWNORMAL);
return gw;
}
/**
* window cleanup code
*/
static void win32_window_destroy(struct gui_window *w)
{
if (w == NULL)
return;
if (w->prev != NULL)
w->prev->next = w->next;
else
window_list = w->next;
if (w->next != NULL)
w->next->prev = w->prev;
DestroyAcceleratorTable(w->acceltable);
free(w);
w = NULL;
}
static void
win32_window_update_box(struct gui_window *gw, const struct rect *rect)
{
/* LOG("gw:%p %f,%f %f,%f", gw, data->redraw.x, data->redraw.y, data->redraw.width, data->redraw.height); */
if (gw == NULL)
return;
RECT redrawrect;
redrawrect.left = (long)rect->x0 - (gw->scrollx / gw->scale);
redrawrect.top = (long)rect->y0 - (gw->scrolly / gw->scale);
redrawrect.right =(long)rect->x1;
redrawrect.bottom = (long)rect->y1;
RedrawWindow(gw->drawingarea, &redrawrect, NULL,
RDW_INVALIDATE | RDW_NOERASE);
}
static void win32_window_get_dimensions(struct gui_window *gw, int *width, int *height,
bool scaled)
{
if (gw == NULL)
return;
LOG("get dimensions %p w=%d h=%d", gw, gw->width, gw->height);
*width = gw->width;
*height = gw->height;
}
static void win32_window_update_extent(struct gui_window *w)
{
}
/**
* callback from core to reformat a window.
*
* \param gw The win32 gui window to reformat.
*/
static void win32_window_reformat(struct gui_window *gw)
{
if (gw != NULL) {
browser_window_reformat(gw->bw, false, gw->width, gw->height);
}
}
/**
* set window title
*
* \param w the Windows gui window.
* \param title to set on window
*/
static void win32_window_set_title(struct gui_window *w, const char *title)
{
if (w == NULL)
return;
LOG("%p, title %s", w, title);
char *fulltitle = malloc(strlen(title) +
SLEN(" - NetSurf") + 1);
if (fulltitle == NULL) {
warn_user("NoMemory", 0);
return;
}
strcpy(fulltitle, title);
strcat(fulltitle, " - NetSurf");
SendMessage(w->main, WM_SETTEXT, 0, (LPARAM)fulltitle);
free(fulltitle);
}
static nserror win32_window_set_url(struct gui_window *w, nsurl *url)
{
SendMessage(w->urlbar, WM_SETTEXT, 0, (LPARAM) nsurl_access(url));
return NSERROR_OK;
}
/**
* set the status bar message
*/
static void win32_window_set_status(struct gui_window *w, const char *text)
{
if (w == NULL)
return;
SendMessage(w->statusbar, WM_SETTEXT, 0, (LPARAM)text);
}
/**
* set the pointer shape
*/
static void win32_window_set_pointer(struct gui_window *w,
gui_pointer_shape shape)
{
SetCursor(nsws_get_pointer(shape));
}
/**
* place caret in window
*/
static void win32_window_place_caret(struct gui_window *w, int x, int y,
int height, const struct rect *clip)
{
if (w == NULL)
return;
CreateCaret(w->drawingarea, (HBITMAP)NULL, 1, height * w->scale);
SetCaretPos(x * w->scale - w->scrollx,
y * w->scale - w->scrolly);
ShowCaret(w->drawingarea);
}
/**
* clear window caret
*/
static void win32_window_remove_caret(struct gui_window *w)
{
if (w == NULL)
return;
HideCaret(w->drawingarea);
}
static void win32_window_start_throbber(struct gui_window *w)
{
if (w == NULL)
return;
nsws_window_update_forward_back(w);
if (w->mainmenu != NULL) {
EnableMenuItem(w->mainmenu, IDM_NAV_STOP, MF_ENABLED);
EnableMenuItem(w->mainmenu, IDM_NAV_RELOAD, MF_GRAYED);
}
if (w->rclick != NULL) {
EnableMenuItem(w->rclick, IDM_NAV_STOP, MF_ENABLED);
EnableMenuItem(w->rclick, IDM_NAV_RELOAD, MF_GRAYED);
}
if (w->toolbar != NULL) {
SendMessage(w->toolbar, TB_SETSTATE, (WPARAM) IDM_NAV_STOP,
MAKELONG(TBSTATE_ENABLED, 0));
SendMessage(w->toolbar, TB_SETSTATE,
(WPARAM) IDM_NAV_RELOAD,
MAKELONG(TBSTATE_INDETERMINATE, 0));
}
w->throbbing = true;
Animate_Play(w->throbber, 0, -1, -1);
}
static void win32_window_stop_throbber(struct gui_window *w)
{
if (w == NULL)
return;
nsws_window_update_forward_back(w);
if (w->mainmenu != NULL) {
EnableMenuItem(w->mainmenu, IDM_NAV_STOP, MF_GRAYED);
EnableMenuItem(w->mainmenu, IDM_NAV_RELOAD, MF_ENABLED);
}
if (w->rclick != NULL) {
EnableMenuItem(w->rclick, IDM_NAV_STOP, MF_GRAYED);
EnableMenuItem(w->rclick, IDM_NAV_RELOAD, MF_ENABLED);
}
if (w->toolbar != NULL) {
SendMessage(w->toolbar, TB_SETSTATE, (WPARAM) IDM_NAV_STOP,
MAKELONG(TBSTATE_INDETERMINATE, 0));
SendMessage(w->toolbar, TB_SETSTATE,
(WPARAM) IDM_NAV_RELOAD,
MAKELONG(TBSTATE_ENABLED, 0));
}
w->throbbing = false;
Animate_Stop(w->throbber);
Animate_Seek(w->throbber, 0);
}
static struct gui_window_table window_table = {
.create = win32_window_create,
.destroy = win32_window_destroy,
.redraw = win32_window_redraw_window,
.update = win32_window_update_box,
.get_scroll = win32_window_get_scroll,
.set_scroll = win32_window_set_scroll,
.get_dimensions = win32_window_get_dimensions,
.update_extent = win32_window_update_extent,
.reformat = win32_window_reformat,
.set_title = win32_window_set_title,
.set_url = win32_window_set_url,
.set_status = win32_window_set_status,
.set_pointer = win32_window_set_pointer,
.place_caret = win32_window_place_caret,
.remove_caret = win32_window_remove_caret,
.start_throbber = win32_window_start_throbber,
.stop_throbber = win32_window_stop_throbber,
};
struct gui_window_table *win32_window_table = &window_table;
/* exported interface documented in windows/window.h */
struct gui_window *nsws_get_gui_window(HWND hwnd)
{
struct gui_window *gw = NULL;
HWND phwnd = hwnd;
/* scan the window hierachy for gui window */
while (phwnd != NULL) {
gw = GetProp(phwnd, TEXT("GuiWnd"));
if (gw != NULL)
break;
phwnd = GetParent(phwnd);
}
if (gw == NULL) {
/* try again looking for owner windows instead */
phwnd = hwnd;
while (phwnd != NULL) {
gw = GetProp(phwnd, TEXT("GuiWnd"));
if (gw != NULL)
break;
phwnd = GetWindow(phwnd, GW_OWNER);
}
}
return gw;
}
/* exported interface documented in windows/window.h */
bool nsws_window_go(HWND hwnd, const char *urltxt)
{
struct gui_window *gw;
nsurl *url;
gw = nsws_get_gui_window(hwnd);
if (gw == NULL)
return false;
if (nsurl_create(urltxt, &url) != NSERROR_OK) {
warn_user("NoMemory", 0);
} else {
browser_window_navigate(gw->bw,
url,
NULL,
BW_NAVIGATE_HISTORY,
NULL,
NULL,
NULL);
nsurl_unref(url);
}
return true;
}
/* exported interface documented in windows/window.h */
HWND gui_window_main_window(struct gui_window *w)
{
if (w == NULL)
return NULL;
return w->main;
}
/* exported interface documented in windows/window.h */
struct nsws_localhistory *gui_window_localhistory(struct gui_window *w)
{
if (w == NULL)
return NULL;
return w->localhistory;
}
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