Implement desktop window actions

[o-sdn-o]

Changes

• Try to fix floating point exception. New versions (0.9.99.56/7) crashes #696
• Fix directvt protocol deadlock on unix platforms. Renaming window titles #430 (comment)
• Implement focused window actions.

  Action	Parameters	Description
  AlwaysOnTopWindow	none, boolean	Toggle AlwaysOnTop window flag.
  WarpWindow	l, r, t, b	Move left, right, top, bottom window sides by corresponding integer deltas l, r, t, b.
  CloseWindow		Close window.
  MinimizeWindow		Minimize window.
  MaximizeWindow		Maximize window.
  FullscreenWindow		Make focused window fullscreen.

Default settings:

<config>
    <hotkeys>
        <desktop key*>  <!-- Desktop layer key bindings. -->
            <key="Ctrl+PageUp"   action=FocusPrevWindow/>  <!-- Switch focus to the next desktop window. -->
            <key="Ctrl+PageDown" action=FocusNextWindow/>  <!-- Switch focus to the previous desktop window. -->
            <key="Shift+F7"      action=Disconnect/>       <!-- Disconnect from the desktop. -->
            <key="F10" preview   action=TryToQuit/>        <!-- Shut down the desktop server if no applications are running. -->
            <key="Alt+Shift+N"   action=RunApplication/>   <!-- Run default application. -->
            <key=""              action=AlwaysOnTopWindow/><!-- Toggle AlwaysOnTop flag on all focused windows. -->
            <key=""              action=CloseWindow/>      <!-- Close all focused desktop windows. -->
            <key=""              action=MinimizeWindow/>   <!-- Minimize all focused desktop windows. -->
            <key="Esc+F11"       action=MaximizeWindow/>   <!-- Maximize all focused desktop windows. -->
            <key="Esc+F12"       action=FullscreenWindow/> <!-- Fullscreen the first focused desktop window. -->

            <key=""><action=WarpWindow data="0,0,0,0"/></key> <!-- Warp desktop window. The data parameter specifies four deltas for the left, right, top and bottom window sides. -->
            <key="Esc+LeftArrow">                                        <action=WarpWindow data=" 1,-1, 0, 0"/></key> <!-- Move window to the left. -->
            <key="Esc+RightArrow">                                       <action=WarpWindow data="-1, 1, 0, 0"/></key> <!-- Move window to the right. -->
            <key="Esc+UpArrow">                                          <action=WarpWindow data=" 0, 0, 1,-1"/></key> <!-- Move window up. -->
            <key="Esc+DownArrow">                                        <action=WarpWindow data=" 0, 0,-1, 1"/></key> <!-- Move window down. -->

            <key="Esc+LeftArrow+UpArrow">                                <action=WarpWindow data=" 0, 0, 0,-1"/></key> <!-- Move the bottom window side up. -->
            <key="Esc+LeftArrow+DownArrow">                              <action=WarpWindow data=" 0, 0, 0, 1"/></key> <!-- Move the bottom window side down. -->
            <key="Esc+RightArrow+UpArrow">                               <action=WarpWindow data=" 0, 0, 1, 0"/></key> <!-- Move the top window side up. -->
            <key="Esc+RightArrow+DownArrow">                             <action=WarpWindow data=" 0, 0,-1, 0"/></key> <!-- Move the top window side down. -->

            <key="Esc+UpArrow+LeftArrow">                                <action=WarpWindow data=" 1, 0, 0, 0"/></key> <!-- Move the left window side to the left. -->
            <key="Esc+UpArrow+RightArrow">                               <action=WarpWindow data="-1, 0, 0, 0"/></key> <!-- Move the left window side to the right. -->
            <key="Esc+DownArrow+RightArrow">                             <action=WarpWindow data=" 0, 1, 0, 0"/></key> <!-- Move the right window side to the right. -->
            <key="Esc+DownArrow+LeftArrow">                              <action=WarpWindow data=" 0,-1, 0, 0"/></key> <!-- Move the right window side to the left. -->

            <key="Ctrl+LeftArrow+DownArrow  | Ctrl+DownArrow+LeftArrow"> <action=WarpWindow data=" 1, 0, 0, 1"/></key> <!-- Move the left bottom corner to outside. -->
            <key="Ctrl+RightArrow+DownArrow | Ctrl+DownArrow+RightArrow"><action=WarpWindow data=" 0, 1, 0, 1"/></key> <!-- Move the right bottom corner to outside. -->
            <key="Ctrl+LeftArrow+UpArrow    | Ctrl+UpArrow+LeftArrow">   <action=WarpWindow data=" 1, 0, 1, 0"/></key> <!-- Move the left top corner to outside. -->
            <key="Ctrl+RightArrow+UpArrow   | Ctrl+UpArrow+RightArrow">  <action=WarpWindow data=" 0, 1, 1, 0"/></key> <!-- Move the right top corner to outside. -->

            <key="Alt+LeftArrow+DownArrow   | Alt+DownArrow+LeftArrow">  <action=WarpWindow data=" 0,-1,-1, 0"/></key> <!-- Move the left top corner to inside. -->
            <key="Alt+RightArrow+DownArrow  | Alt+DownArrow+RightArrow"> <action=WarpWindow data="-1, 0,-1, 0"/></key> <!-- Move the right top corner to inside. -->
            <key="Alt+LeftArrow+UpArrow     | Alt+UpArrow+LeftArrow">    <action=WarpWindow data=" 0,-1, 0,-1"/></key> <!-- Move the left bottom corner to inside. -->
            <key="Alt+RightArrow+UpArrow    | Alt+UpArrow+RightArrow">   <action=WarpWindow data="-1, 0, 0,-1"/></key> <!-- Move the right bottom corner to inside. -->
        </desktop>
    </hotkeys>
</config>