1377882a9f
and back to secondary when it stops. also now redirecting keyboard input to root window when screen saver starts; this allows the user to type in the lock dialog and also effectively discards any input used to deactivate the screen saver.
98 lines
3.4 KiB
C++
98 lines
3.4 KiB
C++
#ifndef IPRIMARYSCREEN_H
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#define IPRIMARYSCREEN_H
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#include "IInterface.h"
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#include "KeyTypes.h"
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#include "ClipboardTypes.h"
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class CServer;
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class IClipboard;
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class IPrimaryScreen : public IInterface {
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public:
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// manipulators
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// enter the screen's message loop. this returns when it detects
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// the application should terminate or when stop() is called.
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// the screen must be open()'d before run() and must not be
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// close()'d until run() returns.
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virtual void run() = 0;
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// cause run() to return
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virtual void stop() = 0;
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// initialize the screen and start reporting events to the server.
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// events should be reported no matter where on the screen they
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// occur but do not interfere with normal event dispatch. the
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// screen saver engaging should be reported as an event. if that
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// can't be detected then this object should disable the system's
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// screen saver timer and should start the screen saver after
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// idling for an appropriate time.
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//
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// open() must call server->setInfo() to notify the server of the
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// primary screen's resolution and jump zone size. the mouse
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// position is ignored and may be 0,0.
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virtual void open(CServer* server) = 0;
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// close the screen. should restore the screen saver timer if it
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// was disabled.
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virtual void close() = 0;
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// called when the user navigates back to the primary screen.
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// warp the cursor to the given coordinates, unhide it, and
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// ungrab the input devices. every call to enter has a matching
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// call to leave() which preceeds it, however the screen should
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// assume an implicit call to enter() in the call to open().
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// if warpCursor is false then do not warp the mouse.
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virtual void enter(SInt32 xAbsolute, SInt32 yAbsolute,
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bool forScreenSaver) = 0;
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// called when the user navigates off the primary screen. hide
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// the cursor and grab exclusive access to the input devices.
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// return true iff successful.
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virtual bool leave() = 0;
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// called when the configuration has changed. subclasses may need
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// to adjust things (like the jump zones) after the configuration
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// changes.
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virtual void onConfigure() = 0;
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// warp the cursor to the given position
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virtual void warpCursor(SInt32 xAbsolute, SInt32 yAbsolute) = 0;
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// set the screen's clipboard contents. this is usually called
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// soon after an enter().
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virtual void setClipboard(ClipboardID, const IClipboard*) = 0;
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// synergy should own the clipboard
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virtual void grabClipboard(ClipboardID) = 0;
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// accessors
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// get the screen region
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virtual void getShape(SInt32& x, SInt32& y,
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SInt32& width, SInt32& height) const = 0;
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// get the size of jump zone
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virtual SInt32 getJumpZoneSize() const = 0;
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// get the screen's clipboard contents. the implementation can
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// and should avoid setting the clipboard object if the screen's
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// clipboard hasn't changed.
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virtual void getClipboard(ClipboardID, IClipboard*) const = 0;
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// get the primary screen's current toggle modifier key state.
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// the returned mask should have the corresponding bit set for
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// each toggle key that is active.
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virtual KeyModifierMask getToggleMask() const = 0;
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// return true if any key or button is being pressed or if there's
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// any other reason that the user should not be allowed to switch
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// screens.
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virtual bool isLockedToScreen() const = 0;
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// return true if the screen saver is activated
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virtual bool isScreenSaverActive() const = 0;
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};
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#endif
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