[英]Get robust source URIs for Images in “XAML for Windows Embedded (Compact 2013)” projects
I switch images in the c++ code behind part of a “XAML for Windows Embedded (Compact 2013)” project (also known as "Silverlight for Windows Embedded") like described in this answer. 像此答案中所述,我在c ++代码中的“ Windows Embedded的XAML(Compact 2013)”项目(也称为“ Windows Embedded的Silverlight”)的后面切换图像。
I use the numbers as URIs that are listed in the generated file PROJECTNAMEGenerated.rc2
. 我将数字用作生成的文件
PROJECTNAMEGenerated.rc2
中列出的URI。 It looks like this: 看起来像这样:
IDR_PROJ_APP SLWE_XAML DISCARDABLE "XamlPack\\App.Compressed"
IDR_PROJ_DISCLAIMERPAGE SLWE_XAML DISCARDABLE "XamlPack\\DisclaimerPage.Compressed"
IDR_PROJ_EASTEREGGPAGE SLWE_XAML DISCARDABLE "XamlPack\\EasterEggPage.Compressed"
IDR_PROJ_MAINPAGE SLWE_XAML DISCARDABLE "XamlPack\\MainPage.Compressed"
IDR_PROJ_MEASUREMENTPAGE SLWE_XAML DISCARDABLE "XamlPack\\MeasurementPage.Compressed"
105 XAML_RESOURCE DISCARDABLE "..\\Xaml\\Ressources\\BatteryChargerError.png"
106 XAML_RESOURCE DISCARDABLE "..\\Xaml\\Ressources\\BatteryHigh.png"
107 XAML_RESOURCE DISCARDABLE "..\\Xaml\\Ressources\\BatteryLow.png"
108 XAML_RESOURCE DISCARDABLE "..\\Xaml\\Ressources\\disclaimer.png"
109 XAML_RESOURCE DISCARDABLE "..\\Xaml\\Ressources\\easter.jpg"
And it looks like the numbers will change if I add a page or another image. 而且,如果我添加页面或其他图像,数字似乎会改变。
Any idea how I get a robust URI that I can use for IXRBitmapImagePtr->SetUriSource(src);
任何想法,如何获得可用于
IXRBitmapImagePtr->SetUriSource(src);
的健壮URI IXRBitmapImagePtr->SetUriSource(src);
(or IXRBitmapImage.SetUriSource(src);
)? (或
IXRBitmapImage.SetUriSource(src);
)?
I also tried to add the images as resources to the application and load them like this: 我还尝试将图像作为资源添加到应用程序,并像这样加载它们:
BSTR src = TEXT("#IDB_BATTERY_HIGH_CHARGING");
IXRApplicationPtr app;
GetXRApplicationInstance(&app);
HINSTANCE instance = App::GetHInstance();
IWICBitmap* img = 0;
HRESULT res = app->LoadImageFromResource(instance,src, L"PNG", &img);
IXRBitmapImagePtr bitmapImage;
app->CreateObject(IID_IXRBitmapImage, &bitmapImage);
res = bitmapImage->SetSource(img);
m_pBatteryStateImage->SetSource(bitmapImage);
This sets a different image - but the wrong one (and always the same wrong one, no matter which src
I define). 这设置了不同的图像-但是错误的图像(无论我定义的是哪个
src
,总是错误的图像)。
I found a solution. 我找到了解决方案。
Add your resources again to the "standard" resource file ( AppName.rc ) and give them an id (you don't have to copy the file, you can use the original path). 再次将资源添加到“标准”资源文件( AppName.rc )中,并为其指定一个ID(不必复制文件,可以使用原始路径)。
eg: 例如:
IDB_ERROR PNG "..\\Xaml\\Ressources\\Error.png"
Then you can use this id: 然后,您可以使用以下ID:
int src = IDB_ERROR;
IXRApplicationPtr app;
GetXRApplicationInstance(&app);
HINSTANCE instance = App::GetHInstance();
IWICBitmap* img = 0;
HRESULT res = app->LoadImageFromResource(instance, MAKEINTRESOURCE(src), L"PNG", &img);
IXRBitmapImagePtr bitmapImage;
app->CreateObject(IID_IXRBitmapImage, &bitmapImage);
res = bitmapImage->SetSource(img);
m_pBatteryStateImage->SetSource(bitmapImage);
The "Silverlight for Windows Embedded Developer's Guide" says it can be done like that (but I didn't try it): “用于Windows Embedded开发人员指南的Silverlight”说可以这样做(但我没有尝试过):
bitmapImage->SetUriSource(L"Assets/ninthAve.png");
And mybe you have to add a "#": 而且,我必须添加“#”:
bitmapImage->SetUriSource(L"#Assets/ninthAve.png");
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