view win/wintoast.cpp @ 2355:fad0821cb953

Add new function dw_render_redraw() which will trigger expose event on render widgets. This is to help optimize drawing on GTK4 and GTK3 with Wayland. To make existing code function on GTK4 and GTK3 with Wayland, drawing outside of a callback will mark widgets dirty and dw_flush() will trigger draw/expose callbacks on them. This may result in double drawing the widgets. dw_render_redraw() will allow you to just trigger the draw event without actually attempting to draw, allowing one draw pass in the expose callback. Only tested on Windows, may require fixes on other platforms.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Mon, 08 Mar 2021 19:53:55 +0000
parents 663467f6eee4
children 2e804b4db81e
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/* Simple WinToast forwarder from Dynamic Windows APIs */

#include "dw.h"
#include "wintoastlib.h"

using namespace WinToastLib;

extern "C" {
   LRESULT CALLBACK _wndproc(HWND hWnd, UINT msg, WPARAM mp1, LPARAM mp2);
}

class DWHandler : public IWinToastHandler {
public:
    WinToastTemplate *templ;

    void toastActivated() const {
        // The user clicked in this toast
        _wndproc((HWND)templ, WM_USER+102, 0, 0);
        dw_signal_disconnect_by_window((HWND)templ);
        delete templ;
    }

    void toastActivated(int actionIndex) const {
        // The user clicked on action
        _wndproc((HWND)templ, WM_USER+102, 0, 0);
        dw_signal_disconnect_by_window((HWND)templ);
        delete templ;
    }

    void toastDismissed(WinToastDismissalReason state) const {
        switch (state) {
        case UserCanceled:
            // The user dismissed this toast
            dw_signal_disconnect_by_window((HWND)templ);
            delete templ;
            break;
        case TimedOut:
            // The toast has timed out
            break;
        case ApplicationHidden:
            // The application hid the toast using ToastNotifier.hide()
            break;
        default:
            // Toast not activated
            break;
        }
    }

    void toastFailed() const {
        // Error showing current toast
        delete templ;
    }
};


enum Results {
	ToastClicked,					// user clicked on the toast
	ToastDismissed,					// user dismissed the toast
	ToastTimeOut,					// toast timed out
	ToastHided,						// application hid the toast
	ToastNotActivated,				// toast was not activated
	ToastFailed,					// toast failed
	SystemNotSupported,				// system does not support toasts
	UnhandledOption,				// unhandled option
	MultipleTextNotSupported,		// multiple texts were provided
	InitializationFailure,			// toast notification manager initialization failure
	ToastNotLaunched				// toast could not be launched
};

extern "C" {
   
   void _dw_toast_init(LPWSTR AppName, LPWSTR AppID)
   {
      if(WinToast::isCompatible()) 
      {
         // Generate a Microsoft compatible Application User Model ID
         LPWSTR company = wcschr(AppID, '.');
         *company = 0;
         LPWSTR product = wcschr(++company, '.');
         *product = 0;
         LPWSTR subproduct = wcschr(++product, '.');
         if(subproduct)
                *subproduct = 0;
         LPWSTR version = subproduct ? wcschr(++subproduct, '.') : NULL;

         WinToast::instance()->setAppName(AppName);
         WinToast::instance()->setAppUserModelId(WinToast::instance()->configureAUMI(company, product, 
             subproduct ? subproduct : L"", (version && version++ && _wtoi(version) > 0) ? version : L""));
         WinToast::instance()->initialize();
      }
   }

   void *_dw_notification_new(LPWSTR title, LPWSTR image, LPWSTR description)
   {
      if(WinToast::isCompatible()) 
      {
         WinToastTemplate *templ = new WinToastTemplate(image ? WinToastTemplate::ImageAndText02 : WinToastTemplate::Text02);
         templ->setTextField(title, WinToastTemplate::FirstLine);
         templ->setAttributionText(description);
         if(image)
         {
            WCHAR fullpath[MAX_PATH+1] = {0};
            
            GetFullPathNameW(image, MAX_PATH, fullpath, NULL);
            templ->setImagePath(fullpath);
         }
         return (void *)templ;
      }
      return NULL;
   }

   int _dw_notification_send(void *notification)
   {
      if(WinToast::isCompatible()) 
      {
         WinToastTemplate *templ = (WinToastTemplate *)notification;
         DWHandler *handler = new DWHandler();
         handler->templ = templ;

         if(templ && WinToast::instance()->showToast(*templ, handler) >= 0)
            return DW_ERROR_NONE;
      }
      return DW_ERROR_UNKNOWN;
   }

   BOOL _dw_toast_is_compatible(void)
   {
       return WinToast::isCompatible();
   }
}