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- /*
- * Copyright (c) 2006-2014 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package com.dmdirc.addons.windowflashing;
-
- import com.dmdirc.ClientModule.GlobalConfig;
- import com.dmdirc.actions.CoreActionType;
- import com.dmdirc.addons.ui_swing.MainFrame;
- import com.dmdirc.config.ConfigBinder;
- import com.dmdirc.config.ConfigBinding;
- import com.dmdirc.interfaces.ActionController;
- import com.dmdirc.interfaces.ActionListener;
- import com.dmdirc.interfaces.actions.ActionType;
- import com.dmdirc.interfaces.config.AggregateConfigProvider;
-
- import javax.inject.Inject;
-
- import com.sun.jna.Native;
- import com.sun.jna.NativeLibrary;
- import com.sun.jna.Pointer;
- import com.sun.jna.platform.win32.User32;
- import com.sun.jna.platform.win32.WinDef;
- import com.sun.jna.platform.win32.WinUser;
-
- public class WindowFlashingManager implements ActionListener {
-
- /** Swing main frame. */
- private final MainFrame mainFrame;
- /** Action controller. */
- private final ActionController actionController;
- /** Config binder. */
- private final ConfigBinder binder;
- /** Cached blink rate setting. */
- @ConfigBinding(domain = "plugin-windowflashing", key = "blinkrate",
- fallbacks = {"plugin-windowflashing", "blinkratefallback"})
- private int blinkrate;
- /** Cached count setting. */
- @ConfigBinding(domain = "plugin-windowflashing", key = "flashcount",
- fallbacks = {"plugin-windowflashing", "flashcountfallback"})
- private int flashcount;
- /** Cached flash taskbar setting. */
- @ConfigBinding(domain = "plugin-windowflashing", key = "flashtaskbar")
- private boolean flashtaskbar;
- /** Cached flash caption setting. */
- @ConfigBinding(domain = "plugin-windowflashing", key = "flashcaption")
- private boolean flashcaption;
- /** Library instance. */
- private User32 user32;
-
- @Inject
- public WindowFlashingManager(@GlobalConfig final AggregateConfigProvider config,
- final MainFrame mainFrame, final ActionController actionController) {
- this.mainFrame = mainFrame;
- this.actionController = actionController;
- binder = config.getBinder();
- }
-
- public void onLoad() {
- user32 = (User32) Native.loadLibrary("user32", User32.class);
- binder.bind(this, WindowFlashing.class);
- actionController.registerListener(this, CoreActionType.CLIENT_FOCUS_GAINED);
- }
-
- public void onUnload() {
- actionController.unregisterListener(this);
- binder.unbind(this);
- user32 = null;
- NativeLibrary.getInstance("user32").dispose();
- }
-
- /**
- * Flashes an inactive window under windows.
- */
- public void flashWindow() {
- if (!mainFrame.isFocused()) {
- user32.FlashWindowEx(setupFlashObject());
- }
- }
-
- /**
- * Creates a new flash info object that starts flashing with the configured settings.
- */
- private WinUser.FLASHWINFO setupFlashObject() {
- final WinUser.FLASHWINFO flashInfo = new WinUser.FLASHWINFO();
- flashInfo.dwFlags = getFlags();
- flashInfo.dwTimeout = blinkrate;
- flashInfo.uCount = flashcount;
- flashInfo.hWnd = getHWND();
- flashInfo.cbSize = flashInfo.size();
- return flashInfo;
- }
-
- /**
- * Creates a new flash object that stops the flashing.
- */
- private WinUser.FLASHWINFO stopFlashObject() {
- final WinUser.FLASHWINFO flashInfo = new WinUser.FLASHWINFO();
- flashInfo.dwFlags = WinUser.FLASHW_STOP;
- flashInfo.dwTimeout = 0;
- flashInfo.uCount = 0;
- flashInfo.hWnd = getHWND();
- flashInfo.cbSize = flashInfo.size();
- return flashInfo;
- }
-
- /**
- * Returns the native handle object for the main frame.
- *
- * @return
- */
- private WinDef.HWND getHWND() {
- final WinDef.HWND hwnd = new WinDef.HWND();
- final Pointer pointer = Native.getWindowPointer(mainFrame);
- hwnd.setPointer(pointer);
- return hwnd;
- }
-
- /**
- * Calculates the flags for the flash object based on config settings.
- *
- * @return Flash info flags
- */
- private int getFlags() {
- int returnValue = 0;
- if (flashtaskbar) {
- returnValue |= WinUser.FLASHW_TRAY;
- }
- if (flashcaption) {
- returnValue |= WinUser.FLASHW_CAPTION;
- }
- if (flashcount >= 0) {
- returnValue |= WinUser.FLASHW_TIMER;
- } else {
- returnValue |= WinUser.FLASHW_TIMERNOFG;
- }
- return returnValue;
- }
-
- @Override
- public void processEvent(final ActionType type, final StringBuffer format,
- final Object... arguments) {
- if (mainFrame != null) {
- user32.FlashWindowEx(stopFlashObject());
- }
- }
-
- }
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