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Implemented weather widget error screen

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This commit is contained in:
Valentin Radu 2022-01-29 23:55:06 +02:00
parent 00c3fe3981
commit 22a5a1e3c7
5 changed files with 68 additions and 14 deletions
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30
ep_weather_host/ep_weather_error_html.h Normal file
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@ -0,0 +1,30 @@
#ifndef _H_EP_WEATHER_ERROR_HTML_H_
#define _H_EP_WEATHER_ERROR_HTML_H_
#include <Windows.h>
#define EP_WEATHER_ERROR_LEN 2000
LPCWSTR ep_weather_error_html = L"\
<!DOCTYPE html>\n\
<html lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\">\n\
<head>\n\
<meta charset=\"utf-8\" />\n\
<title>Weather</title>\n\
<style>\n\
html {\n\
background-color: transparent !important;\n\
}\n\
body {\n\
font-family: 'Segoe UI';\n\
display: flex;\n\
justify-content: center;\n\
align-items: center;\n\
}\n\
</style>\n\
</head>\n\
<body><center>\n\
<h1>&#128433;</h1>\n\
<h2>Unable to load weather information</h2>\n\
<p>Check to make sure that the location you have entered is correct.<br/>\n\
Verify that you are connected to the Internet.</p>\n\
</center></body>\n\
</html>";
#endif

47
ep_weather_host/ep_weather_host.c
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@ -1,6 +1,7 @@
#include "ep_weather_host.h"
#include "ep_weather_provider_google_html.h"
#include "ep_weather_provider_google_script.h"
#include "ep_weather_error_html.h"
LPCWSTR EP_Weather_Script_Provider_Google = L"<!DOCTYPE html>\n";
@ -102,6 +103,12 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_CreateCoreWebView2EnvironmentCompleted(I
return S_OK;
}
HRESULT STDMETHODCALLTYPE _epw_Weather_NavigateToError(EPWeather* _this)
{
InterlockedExchange64(&_this->bIsNavigatingToError, TRUE);
return _this->pCoreWebView2->lpVtbl->NavigateToString(_this->pCoreWebView2, ep_weather_error_html);
}
HRESULT STDMETHODCALLTYPE _epw_Weather_NavigateToProvider(EPWeather* _this)
{
HRESULT hr = S_OK;
@ -230,11 +237,20 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_NavigationCompleted(ICoreWebView2Navigat
pCoreWebView2NavigationCompletedEventArgs->lpVtbl->get_IsSuccess(pCoreWebView2NavigationCompletedEventArgs, &bIsSuccess);
if (bIsSuccess)
{
_epw_Weather_ExecuteDataScript(_this);
BOOL bIsNavigatingToError = InterlockedAdd64(&_this->bIsNavigatingToError, 0);
if (bIsNavigatingToError)
{
InterlockedExchange64(&_this->bIsNavigatingToError, FALSE);
InterlockedExchange64(&_this->bBrowserBusy, FALSE);
}
else
{
_epw_Weather_ExecuteDataScript(_this);
}
}
else
{
InterlockedExchange64(&_this->bBrowserBusy, FALSE);
_epw_Weather_NavigateToError(_this);
}
_this->pCoreWebView2Controller->lpVtbl->put_IsVisible(_this->pCoreWebView2Controller, FALSE);
_this->pCoreWebView2Controller->lpVtbl->put_IsVisible(_this->pCoreWebView2Controller, TRUE);
@ -246,11 +262,7 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_ExecuteScriptCompleted(ICoreWebView2Exec
EPWeather* _this = GetWindowLongPtrW(FindWindowW(_T(EPW_WEATHER_CLASSNAME), NULL), GWLP_USERDATA);
if (_this)
{
//if (_this->dwType != EP_WEATHER_FETCH_RECOMPUTE)
{
epw_Weather_LockData(_this);
}
BOOL bOk = FALSE;
LONG64 dwProvider = InterlockedAdd64(&_this->dwProvider, 0);
if (dwProvider == EP_WEATHER_PROVIDER_GOOGLE)
{
@ -260,6 +272,7 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_ExecuteScriptCompleted(ICoreWebView2Exec
//printf("running part 2\n");
_this->pCoreWebView2->lpVtbl->ExecuteScript(_this->pCoreWebView2, ep_weather_provider_google_script2, &EPWeather_ICoreWebView2ExecuteScriptCompletedHandler);
bOk = TRUE;
}
else
{
@ -268,6 +281,8 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_ExecuteScriptCompleted(ICoreWebView2Exec
//wprintf(L"%s\n", pResultObjectAsJson);
epw_Weather_LockData(_this);
WCHAR* wszTemperature = pResultObjectAsJson + 1;
if (wszTemperature)
{
@ -340,6 +355,8 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_ExecuteScriptCompleted(ICoreWebView2Exec
tmp[2] = 0;
_this->pImage[i / 2] = wcstol(tmp, NULL, 16);
}
bOk = TRUE;
}
}
}
@ -347,17 +364,19 @@ HRESULT STDMETHODCALLTYPE ICoreWebView2_ExecuteScriptCompleted(ICoreWebView2Exec
}
}
}
epw_Weather_UnlockData(_this);
}
}
//DWORD dwType = _this->dwType;
//_this->dwType = EP_WEATHER_FETCH_NONE;
epw_Weather_UnlockData(_this);
InterlockedExchange64(&_this->bBrowserBusy, FALSE);
//if (dwType == EP_WEATHER_FETCH_ALL_ASYNC)
if (!bOk)
{
printf("[General] Navigating to error page.\n");
_epw_Weather_NavigateToError(_this);
}
else
{
InterlockedExchange64(&_this->bBrowserBusy, FALSE);
printf("[General] Fetched data, requesting redraw.\n");
SetTimer(_this->hWnd, EP_WEATHER_TIMER_REQUEST_REPAINT, EP_WEATHER_TIMER_REQUEST_REPAINT_DELAY, NULL);
}

1
ep_weather_host/ep_weather_host.h
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@ -43,6 +43,7 @@ typedef interface EPWeather
LONG64 cbx; // interlocked
LONG64 cby; // interlocked
LONG64 dwProvider; // interlocked
LONG64 bIsNavigatingToError; // interlocked
double dpi;

1
ep_weather_host/ep_weather_host.vcxproj
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@ -154,6 +154,7 @@
<ItemGroup>
<ClInclude Include="..\ep_weather_host_stub\ep_weather_host_h.h" />
<ClInclude Include="ep_weather.h" />
<ClInclude Include="ep_weather_error_html.h" />
<ClInclude Include="ep_weather_factory.h" />
<ClInclude Include="ep_weather_host.h" />
<ClInclude Include="ep_weather_provider_google_html.h" />

3
ep_weather_host/ep_weather_host.vcxproj.filters
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@ -50,6 +50,9 @@
<ClInclude Include="ep_weather_provider_google_html.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="ep_weather_error_html.h">
<Filter>Header Files</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ResourceCompile Include="ep_weather_host.rc">