HGKeeper

* Pidgin is the legal property of its developers, whose names are too numerous

* to list here. Please refer to the COPYRIGHT file distributed with this

* source distribution.

* This program 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; either version 2 of the License, or

* (at your option) any later version.

* This program 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, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA

#include <io.h>

#include <stdlib.h>

#include <stdio.h>

#include <windows.h>

#include <winuser.h>

#include <shellapi.h>

#include <glib.h>

#include <glib/gstdio.h>

#include <gtk/gtk.h>

#include <gdk/gdkwin32.h>

#include <purple.h>

#include "resource.h"

#include "untar.h"

#include "gtkwin32dep.h"

#include "gtkblist.h"

#include "gtkconv.h"

#include "gtkconn.h"

* GLOBALS

HINSTANCE exe_hInstance = 0;

HINSTANCE dll_hInstance = 0;

HWND messagewin_hwnd;

static int gtkwin32_handle;

static gboolean pwm_handles_connections = TRUE;

* PUBLIC CODE

HINSTANCE winpidgin_exe_hinstance(void) {

return exe_hInstance;

}

void winpidgin_set_exe_hinstance(HINSTANCE hint)

{

exe_hInstance = hint;

}

HINSTANCE winpidgin_dll_hinstance(void) {

return dll_hInstance;

}

int winpidgin_gz_decompress(const char* in, const char* out) {

GFile *fin;

GFile *fout;

GInputStream *input;

GOutputStream *output;

GOutputStream *conv_out;

GZlibDecompressor *decompressor;

gssize size;

GError *error = NULL;

fin = g_file_new_for_path(in);

input = G_INPUT_STREAM(g_file_read(fin, NULL, &error));

g_object_unref(fin);

if (input == NULL) {

purple_debug_error("winpidgin_gz_decompress",

"Failed to open: %s: %s\n",

in, error->message);

g_clear_error(&error);

return 0;

}

fout = g_file_new_for_path(out);

output = G_OUTPUT_STREAM(g_file_replace(fout, NULL, FALSE,

G_FILE_CREATE_NONE, NULL, &error));

g_object_unref(fout);

if (output == NULL) {

purple_debug_error("winpidgin_gz_decompress",

"Error opening file: %s: %s\n",

out, error->message);

g_clear_error(&error);

g_object_unref(input);

return 0;

}

decompressor = g_zlib_decompressor_new(G_ZLIB_COMPRESSOR_FORMAT_GZIP);

conv_out = g_converter_output_stream_new(output,

G_CONVERTER(decompressor));

g_object_unref(decompressor);

g_object_unref(output);

size = g_output_stream_splice(conv_out, input,

G_OUTPUT_STREAM_SPLICE_CLOSE_SOURCE |

G_OUTPUT_STREAM_SPLICE_CLOSE_TARGET, NULL, &error);

g_object_unref(input);

g_object_unref(conv_out);

if (size < 0) {

purple_debug_error("wpurple_gz_decompress",

"Error writing to file: %s\n",

error->message);

g_clear_error(&error);

return 0;

}

return 1;

}

int winpidgin_gz_untar(const char* filename, const char* destdir) {

char tmpfile[_MAX_PATH];

char template[]="wpidginXXXXXX";

sprintf(tmpfile, "%s%s%s", g_get_tmp_dir(), G_DIR_SEPARATOR_S, _mktemp(template));

if(winpidgin_gz_decompress(filename, tmpfile)) {

int ret;

if(untar(tmpfile, destdir, UNTAR_FORCE | UNTAR_QUIET))

ret = 1;

else {

purple_debug_error("winpidgin_gz_untar", "Failure untarring %s\n", tmpfile);

ret = 0;

}

g_unlink(tmpfile);

return ret;

}

else {

purple_debug_error("winpidgin_gz_untar", "Failed to gz decompress %s\n", filename);

return 0;

}

void winpidgin_shell_execute(const char *target, const char *verb, const char *clazz) {

SHELLEXECUTEINFOW wsinfo;

wchar_t *w_uri, *w_verb, *w_clazz = NULL;

g_return_if_fail(target != NULL);

g_return_if_fail(verb != NULL);

w_uri = g_utf8_to_utf16(target, -1, NULL, NULL, NULL);

w_verb = g_utf8_to_utf16(verb, -1, NULL, NULL, NULL);

memset(&wsinfo, 0, sizeof(wsinfo));

wsinfo.cbSize = sizeof(wsinfo);

wsinfo.lpVerb = w_verb;

wsinfo.lpFile = w_uri;

wsinfo.nShow = SW_SHOWNORMAL;

wsinfo.fMask |= SEE_MASK_FLAG_NO_UI;

if (clazz != NULL) {

w_clazz = g_utf8_to_utf16(clazz, -1, NULL, NULL, NULL);

wsinfo.fMask |= SEE_MASK_CLASSNAME;

wsinfo.lpClass = w_clazz;

}

if(!ShellExecuteExW(&wsinfo))

purple_debug_error("winpidgin", "Error opening URI: %s error: %d\n",

target, (int) wsinfo.hInstApp);

g_free(w_uri);

g_free(w_verb);

g_free(w_clazz);

}

#define PIDGIN_WM_FOCUS_REQUEST (WM_APP + 13)

#define PIDGIN_WM_PROTOCOL_HANDLE (WM_APP + 14)

static void*

winpidgin_netconfig_changed_cb(GNetworkMonitor *monitor, gboolean available, gpointer data)

{

pwm_handles_connections = FALSE;

return NULL;

}

static gboolean

winpidgin_pwm_reconnect()

{

g_signal_handlers_disconnect_by_func(g_network_monitor_get_default,

G_CALLBACK(winpidgin_netconfig_changed_cb),

NULL);

if (pwm_handles_connections == TRUE) {

PurpleConnectionUiOps *ui_ops = pidgin_connections_get_ui_ops();

purple_debug_info("winpidgin", "Resumed from standby, reconnecting accounts.\n");

if (ui_ops != NULL && ui_ops->network_connected != NULL)

ui_ops->network_connected();

} else {

purple_debug_info("winpidgin", "Resumed from standby, gtkconn will handle reconnecting.\n");

pwm_handles_connections = TRUE;

}

return FALSE;

}

static LRESULT CALLBACK message_window_handler(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) {

if (msg == PIDGIN_WM_FOCUS_REQUEST) {

PidginBuddyList *blist;

purple_debug_info("winpidgin", "Got external Buddy List focus request.");

blist = pidgin_blist_get_default_gtk_blist();

if (blist != NULL && blist->window != NULL) {

gtk_window_present(GTK_WINDOW(blist->window));

}

return TRUE;

} else if (msg == PIDGIN_WM_PROTOCOL_HANDLE) {

char *proto_msg = (char *) lparam;

purple_debug_info("winpidgin", "Got protocol handler request: %s\n", proto_msg ? proto_msg : "");

purple_got_protocol_handler_uri(proto_msg);

return TRUE;

} else if (msg == WM_POWERBROADCAST) {

if (wparam == PBT_APMQUERYSUSPEND) {

purple_debug_info("winpidgin", "Windows requesting permission to suspend.\n");

return TRUE;

} else if (wparam == PBT_APMSUSPEND) {

PurpleConnectionUiOps *ui_ops = pidgin_connections_get_ui_ops();

purple_debug_info("winpidgin", "Entering system standby, disconnecting accounts.\n");

if (ui_ops != NULL && ui_ops->network_disconnected != NULL)

ui_ops->network_disconnected();

g_signal_connect(g_network_monitor_get_default(),

"network-changed",

G_CALLBACK(winpidgin_netconfig_changed_cb),

NULL);

return TRUE;

} else if (wparam == PBT_APMRESUMESUSPEND) {

purple_debug_info("winpidgin", "Resuming from system standby.\n");

/* TODO: It seems like it'd be wise to use the NLA message, if possible, instead of this. */

g_timeout_add_seconds(1, winpidgin_pwm_reconnect, NULL);

return TRUE;

}

return DefWindowProc(hwnd, msg, wparam, lparam);

}

static HWND winpidgin_message_window_init(void) {

HWND win_hwnd;

WNDCLASSEX wcx;

LPCTSTR wname;

wname = TEXT("WinpidginMsgWinCls");

wcx.cbSize = sizeof(wcx);

wcx.style = 0;

wcx.lpfnWndProc = message_window_handler;

wcx.cbClsExtra = 0;

wcx.cbWndExtra = 0;

wcx.hInstance = winpidgin_exe_hinstance();

wcx.hIcon = NULL;

wcx.hCursor = NULL;

wcx.hbrBackground = NULL;

wcx.lpszMenuName = NULL;

wcx.lpszClassName = wname;

wcx.hIconSm = NULL;

RegisterClassEx(&wcx);

/* Create the window */

if(!(win_hwnd = CreateWindow(wname, TEXT("WinpidginMsgWin"), 0, 0, 0, 0, 0,

NULL, NULL, winpidgin_exe_hinstance(), 0))) {

purple_debug_error("winpidgin",

"Unable to create message window.\n");

return NULL;

}

return win_hwnd;

}

void winpidgin_init(void) {

typedef void (__cdecl* LPFNSETLOGFILE)(const LPCSTR);

LPFNSETLOGFILE MySetLogFile;

gchar *exchndl_dll_path;

if (purple_debug_is_verbose())

purple_debug_misc("winpidgin", "winpidgin_init start\n");

exchndl_dll_path = g_build_filename(wpurple_bin_dir(), "exchndl.dll", NULL);

MySetLogFile = (LPFNSETLOGFILE) wpurple_find_and_loadproc(exchndl_dll_path, "SetLogFile");

g_free(exchndl_dll_path);

exchndl_dll_path = NULL;

if (MySetLogFile) {

gchar *debug_dir, *locale_debug_dir;

debug_dir = g_build_filename(purple_cache_dir(), "pidgin.RPT", NULL);

locale_debug_dir = g_locale_from_utf8(debug_dir, -1, NULL, NULL, NULL);

purple_debug_info("winpidgin", "Setting exchndl.dll LogFile to %s\n", debug_dir);

MySetLogFile(locale_debug_dir);

g_free(debug_dir);

g_free(locale_debug_dir);

}

purple_debug_info("winpidgin", "GTK+: %u.%u.%u\n",

gtk_major_version, gtk_minor_version, gtk_micro_version);

messagewin_hwnd = winpidgin_message_window_init();

if (purple_debug_is_verbose())

purple_debug_misc("winpidgin", "winpidgin_init end\n");

}

/* Windows Cleanup */

void winpidgin_cleanup(void) {

purple_debug_info("winpidgin", "winpidgin_cleanup\n");

if(messagewin_hwnd)

DestroyWindow(messagewin_hwnd);

}

/* DLL initializer */

/* suppress gcc "no previous prototype" warning */

BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved);

BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {

dll_hInstance = hinstDLL;

return TRUE;

}

static gboolean

get_WorkingAreaRectForWindow(HWND hwnd, RECT *workingAreaRc) {

HMONITOR monitor;

MONITORINFO info;

monitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTOPRIMARY);

info.cbSize = sizeof(info);

if(!GetMonitorInfo(monitor, &info))

return FALSE;

CopyRect(workingAreaRc, &(info.rcWork));

return TRUE;

}

typedef HRESULT (WINAPI* DwmIsCompositionEnabledFunction)(BOOL*);

typedef HRESULT (WINAPI* DwmGetWindowAttributeFunction)(HWND, DWORD, PVOID, DWORD);

static HMODULE dwmapi_module = NULL;

static DwmIsCompositionEnabledFunction DwmIsCompositionEnabled = NULL;

static DwmGetWindowAttributeFunction DwmGetWindowAttribute = NULL;

#ifndef DWMWA_EXTENDED_FRAME_BOUNDS

# define DWMWA_EXTENDED_FRAME_BOUNDS 9

#endif

static void

get_actualWindowRect(HWND hwnd, RECT *winR)

{

GetWindowRect(hwnd, winR);

if (dwmapi_module == NULL) {

dwmapi_module = GetModuleHandleW(L"dwmapi.dll");

if (dwmapi_module != NULL) {

DwmIsCompositionEnabled = (DwmIsCompositionEnabledFunction) GetProcAddress(dwmapi_module, "DwmIsCompositionEnabled");

DwmGetWindowAttribute = (DwmGetWindowAttributeFunction) GetProcAddress(dwmapi_module, "DwmGetWindowAttribute");

}

if (DwmIsCompositionEnabled != NULL && DwmGetWindowAttribute != NULL) {

BOOL pfEnabled;

if (SUCCEEDED(DwmIsCompositionEnabled(&pfEnabled))) {

RECT tempR;

if (SUCCEEDED(DwmGetWindowAttribute(hwnd, DWMWA_EXTENDED_FRAME_BOUNDS, &tempR, sizeof(tempR)))) {

*winR = tempR;

}

void winpidgin_ensure_onscreen(GtkWidget *win) {

RECT winR, wAR, intR;

HWND hwnd = GDK_WINDOW_HWND(gtk_widget_get_window(win));

g_return_if_fail(hwnd != NULL);

get_actualWindowRect(hwnd, &winR);

purple_debug_info("win32placement",

"Window RECT: L:%ld R:%ld T:%ld B:%ld\n",

winR.left, winR.right,

winR.top, winR.bottom);

if(!get_WorkingAreaRectForWindow(hwnd, &wAR)) {

purple_debug_info("win32placement",

"Couldn't get multimonitor working area\n");

if(!SystemParametersInfo(SPI_GETWORKAREA, 0, &wAR, FALSE)) {

/* I don't think this will ever happen */

wAR.left = 0;

wAR.top = 0;

wAR.bottom = GetSystemMetrics(SM_CYSCREEN);

wAR.right = GetSystemMetrics(SM_CXSCREEN);

}

purple_debug_info("win32placement",

"Working Area RECT: L:%ld R:%ld T:%ld B:%ld\n",

wAR.left, wAR.right,

wAR.top, wAR.bottom);

/** If the conversation window doesn't intersect perfectly, move it to do so */

if(!(IntersectRect(&intR, &winR, &wAR)

&& EqualRect(&intR, &winR))) {

purple_debug_info("win32placement",

"conversation window out of working area, relocating\n");

/* Make sure the working area is big enough. */

if ((winR.right - winR.left) <= (wAR.right - wAR.left)

&& (winR.bottom - winR.top) <= (wAR.bottom - wAR.top)) {

/* Is it off the bottom? */

if (winR.bottom > wAR.bottom) {

winR.top = wAR.bottom - (winR.bottom - winR.top);

winR.bottom = wAR.bottom;

}

/* Is it off the top? */

else if (winR.top < wAR.top) {

winR.bottom = wAR.top + (winR.bottom - winR.top);

winR.top = wAR.top;

}

/* Is it off the left? */

if (winR.left < wAR.left) {

winR.right = wAR.left + (winR.right - winR.left);

winR.left = wAR.left;

}

/* Is it off the right? */

else if (winR.right > wAR.right) {

winR.left = wAR.right - (winR.right - winR.left);

winR.right = wAR.right;

}

} else {

/* We couldn't salvage it; move it to the top left corner of the working area */

winR.right = wAR.left + (winR.right - winR.left);

winR.bottom = wAR.top + (winR.bottom - winR.top);

winR.left = wAR.left;

winR.top = wAR.top;

}

purple_debug_info("win32placement",

"Relocation RECT: L:%ld R:%ld T:%ld B:%ld\n",

winR.left, winR.right,

winR.top, winR.bottom);

MoveWindow(hwnd, winR.left, winR.top,

(winR.right - winR.left),

(winR.bottom - winR.top), TRUE);

}

DWORD winpidgin_get_lastactive() {

DWORD result = 0;

LASTINPUTINFO lii;

memset(&lii, 0, sizeof(lii));

lii.cbSize = sizeof(lii);

if (GetLastInputInfo(&lii))

result = lii.dwTime;

return result;

}

pidgin/pidgin