Make brand image clickable

and link to LibreOffice volunteer page

Change-Id: Ie422983d0e23faa16c2e2364b25798b938712a43
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/109637
Tested-by: Jenkins
Reviewed-by: Heiko Tietze <heiko.tietze@documentfoundation.org>

2 files changed, 84 insertions, 15 deletions

diff --git a/sfx2/source/dialog/backingwindow.cxx b/sfx2/source/dialog/backingwindow.cxx
index 45aec2821c4d..01b29e4dc197 100644
--- a/sfx2/source/dialog/backingwindow.cxx
+++ b/sfx2/source/dialog/backingwindow.cxx
@@ -22,6 +22,7 @@
 #include <vcl/event.hxx>
 #include <vcl/help.hxx>
 #include <vcl/menu.hxx>
+#include <vcl/ptrstyle.hxx>
 #include <vcl/settings.hxx>
 #include <vcl/svapp.hxx>
 #include <vcl/syswin.hxx>
@@ -37,6 +38,7 @@
 #include <comphelper/processfactory.hxx>
 #include <comphelper/propertysequence.hxx>
 #include <sfx2/app.hxx>
+#include <officecfg/Office/Common.hxx>
 
 #include <tools/diagnose_ex.h>
 
@@ -60,6 +62,73 @@ using namespace ::com::sun::star::document;
 
 constexpr OUStringLiteral SERVICENAME_CFGREADACCESS = u"com.sun.star.configuration.ConfigurationAccess";
 
+class BrandImage final : public weld::CustomWidgetController
+{
+private:
+    BitmapEx maBrandImage;
+    bool mbIsDark = false;
+
+public:
+    virtual void SetDrawingArea(weld::DrawingArea* pDrawingArea) override
+    {
+        weld::CustomWidgetController::SetDrawingArea(pDrawingArea);
+        SetPointer(PointerStyle::RefHand);
+    }
+
+    virtual void Resize() override
+    {
+        auto nWidth = GetOutputSizePixel().Width();
+        if (maBrandImage.GetSizePixel().Width() != nWidth)
+            LoadImageForWidth(nWidth);
+        weld::CustomWidgetController::Resize();
+    }
+
+    void LoadImageForWidth(int nWidth)
+    {
+        mbIsDark = Application::GetSettings().GetStyleSettings().GetDialogColor().IsDark();
+        SfxApplication::loadBrandSvg(mbIsDark ? "shell/logo-sc_inverted" : "shell/logo-sc",
+                                    maBrandImage, nWidth);
+    }
+
+    void ConfigureForWidth(int nWidth)
+    {
+        if (maBrandImage.GetSizePixel().Width() == nWidth)
+            return;
+        LoadImageForWidth(nWidth);
+        const Size aBmpSize(maBrandImage.GetSizePixel());
+        set_size_request(aBmpSize.Width(), aBmpSize.Height());
+    }
+
+    virtual void StyleUpdated() override
+    {
+        const bool bIsDark = Application::GetSettings().GetStyleSettings().GetDialogColor().IsDark();
+        if (bIsDark != mbIsDark)
+            LoadImageForWidth(GetOutputSizePixel().Width());
+        weld::CustomWidgetController::StyleUpdated();
+    }
+
+    virtual bool MouseButtonUp(const MouseEvent& rMEvt) override
+    {
+        if (rMEvt.IsLeft())
+        {
+            OUString sURL = officecfg::Office::Common::Menus::VolunteerURL::get();
+            localizeWebserviceURI(sURL);
+
+            Reference<css::system::XSystemShellExecute> const xSystemShellExecute(
+                css::system::SystemShellExecute::create(
+                    ::comphelper::getProcessComponentContext()));
+            xSystemShellExecute->execute(sURL, OUString(),
+                                         css::system::SystemShellExecuteFlags::URIS_ONLY);
+        }
+        return true;
+    }
+
+    virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&) override
+    {
+        rRenderContext.DrawBitmapEx(Point(0, 0), maBrandImage);
+    }
+};
+
 // increase size of the text in the buttons on the left fMultiplier-times
 float const g_fMultiplier = 1.4f;
 
@@ -77,7 +146,8 @@ BackingWindow::BackingWindow(vcl::Window* i_pParent)
     , mxDrawAllButton(m_xBuilder->weld_button("draw_all"))
     , mxDBAllButton(m_xBuilder->weld_button("database_all"))
     , mxMathAllButton(m_xBuilder->weld_button("math_all"))
-    , mxBrandImage(m_xBuilder->weld_image("imBrand"))
+    , mxBrandImage(new BrandImage)
+    , mxBrandImageWeld(new weld::CustomWeld(*m_xBuilder, "daBrand", *mxBrandImage))
     , mxHelpButton(m_xBuilder->weld_button("help"))
     , mxExtensionsButton(m_xBuilder->weld_button("extensions"))
     , mxAllButtonsBox(m_xBuilder->weld_container("all_buttons_box"))
@@ -96,19 +166,6 @@ BackingWindow::BackingWindow(vcl::Window* i_pParent)
     SetPaintTransparent(false);
     SetBackground(svtools::ColorConfig().GetColorValue(::svtools::APPBACKGROUND).nColor);
 
-    //brand image
-    BitmapEx aBackgroundBitmap;
-    bool bIsDark = Application::GetSettings().GetStyleSettings().GetDialogColor().IsDark();
-    if (SfxApplication::loadBrandSvg(bIsDark ? "shell/logo-sc_inverted" : "shell/logo-sc",
-                                     aBackgroundBitmap, mxButtonsBox->get_preferred_size().Width()))
-    {
-        ScopedVclPtr<VirtualDevice> m_pVirDev = mxBrandImage->create_virtual_device();
-        m_pVirDev->SetOutputSizePixel(aBackgroundBitmap.GetSizePixel());
-        m_pVirDev->DrawBitmapEx(Point(0, 0), aBackgroundBitmap);
-        mxBrandImage->set_image(m_pVirDev.get());
-        m_pVirDev.disposeAndClear();
-    }
-
     //set an alternative help label that doesn't hotkey the H of the Help menu
     mxHelpButton->set_label(mxAltHelpLabel->get_label());
     mxHelpButton->connect_clicked(LINK(this, BackingWindow, ClickHelpHdl));
@@ -169,6 +226,7 @@ void BackingWindow::dispose()
     mxDrawAllButton.reset();
     mxDBAllButton.reset();
     mxMathAllButton.reset();
+    mxBrandImageWeld.reset();
     mxBrandImage.reset();
     mxHelpButton.reset();
     mxExtensionsButton.reset();
@@ -304,6 +362,14 @@ void BackingWindow::ApplyStyleSettings()
     // control, at this point all the controls have updated settings (i.e. font).
     Size aPrefSize(mxAllButtonsBox->get_preferred_size());
     set_width_request(aPrefSize.Width());
+
+    // Now set a brand image wide enough to fill this width
+    weld::DrawingArea* pDrawingArea = mxBrandImage->GetDrawingArea();
+    mxBrandImage->ConfigureForWidth(aPrefSize.Width() -
+                                    (pDrawingArea->get_margin_start() + pDrawingArea->get_margin_end()));
+    // Refetch because the brand image height to match this width is now set
+    aPrefSize = mxAllButtonsBox->get_preferred_size();
+
     set_height_request(nMenuHeight + aPrefSize.Height());
 }
 
diff --git a/sfx2/source/dialog/backingwindow.hxx b/sfx2/source/dialog/backingwindow.hxx
index a1f6860c60dc..358055c66aae 100644
--- a/sfx2/source/dialog/backingwindow.hxx
+++ b/sfx2/source/dialog/backingwindow.hxx
@@ -36,6 +36,8 @@
 
 #include <memory>
 
+class BrandImage;
+
 class BackingWindow : public InterimItemWindow
 {
     css::uno::Reference<css::uno::XComponentContext> mxContext;
@@ -59,7 +61,8 @@ class BackingWindow : public InterimItemWindow
     std::unique_ptr<weld::Button> mxDrawAllButton;
     std::unique_ptr<weld::Button> mxDBAllButton;
     std::unique_ptr<weld::Button> mxMathAllButton;
-    std::unique_ptr<weld::Image> mxBrandImage;
+    std::unique_ptr<BrandImage> mxBrandImage;
+    std::unique_ptr<weld::CustomWeld> mxBrandImageWeld;
 
     std::unique_ptr<weld::Button> mxHelpButton;
     std::unique_ptr<weld::Button> mxExtensionsButton;