diff options
| -rw-r--r-- | include/vcl/weld.hxx | 5 | ||||
| -rw-r--r-- | vcl/source/app/salvtables.cxx | 28 | ||||
| -rw-r--r-- | vcl/unx/gtk3/gtk3gtkinst.cxx | 43 |
3 files changed, 76 insertions, 0 deletions
diff --git a/include/vcl/weld.hxx b/include/vcl/weld.hxx index 00afd2fc45b9..70a340c85b30 100644 --- a/include/vcl/weld.hxx +++ b/include/vcl/weld.hxx @@ -399,6 +399,11 @@ public: m_aVChangeHdl = rLink; } virtual int get_vscroll_width() const = 0; + + //trying to use custom color for a scrollbar is generally a bad idea. + virtual void customize_scrollbars(const Color& rBackgroundColor, const Color& rShadowColor, + const Color& rFaceColor, int nMaxThickness) + = 0; }; class Label; diff --git a/vcl/source/app/salvtables.cxx b/vcl/source/app/salvtables.cxx index fe93e637a823..e9e675e1645b 100644 --- a/vcl/source/app/salvtables.cxx +++ b/vcl/source/app/salvtables.cxx @@ -1969,6 +1969,21 @@ private: DECL_LINK(VscrollHdl, ScrollBar*, void); DECL_LINK(HscrollHdl, ScrollBar*, void); + static void customize_scrollbars(ScrollBar& rScrollBar, const Color& rButtonTextColor, + const Color& rBackgroundColor, const Color& rShadowColor, + const Color& rFaceColor) + { + rScrollBar.EnableNativeWidget(false); + AllSettings aSettings = rScrollBar.GetSettings(); + StyleSettings aStyleSettings = aSettings.GetStyleSettings(); + aStyleSettings.SetButtonTextColor(rButtonTextColor); + aStyleSettings.SetCheckedColor(rBackgroundColor); // background + aStyleSettings.SetShadowColor(rShadowColor); + aStyleSettings.SetFaceColor(rFaceColor); + aSettings.SetStyleSettings(aStyleSettings); + rScrollBar.SetSettings(aSettings); + } + public: SalInstanceScrolledWindow(VclScrolledWindow* pScrolledWindow, SalInstanceBuilder* pBuilder, bool bTakeOwnership, bool bUserManagedScrolling) @@ -2173,6 +2188,19 @@ public: return m_xScrolledWindow->getVertScrollBar().get_preferred_size().Width(); } + virtual void customize_scrollbars(const Color& rBackgroundColor, const Color& rShadowColor, + const Color& rFaceColor, int nThickness) override + { + ScrollBar& rHorzScrollBar = m_xScrolledWindow->getHorzScrollBar(); + ScrollBar& rVertScrollBar = m_xScrolledWindow->getVertScrollBar(); + customize_scrollbars(rHorzScrollBar, Color(0, 0, 0), rBackgroundColor, rShadowColor, + rFaceColor); + customize_scrollbars(rVertScrollBar, Color(0, 0, 0), rBackgroundColor, rShadowColor, + rFaceColor); + rHorzScrollBar.set_height_request(nThickness); + rVertScrollBar.set_width_request(nThickness); + } + virtual ~SalInstanceScrolledWindow() override { ScrollBar& rVertScrollBar = m_xScrolledWindow->getVertScrollBar(); diff --git a/vcl/unx/gtk3/gtk3gtkinst.cxx b/vcl/unx/gtk3/gtk3gtkinst.cxx index 38708be5d273..735a8fd24e68 100644 --- a/vcl/unx/gtk3/gtk3gtkinst.cxx +++ b/vcl/unx/gtk3/gtk3gtkinst.cxx @@ -5768,6 +5768,7 @@ class GtkInstanceScrolledWindow final : public GtkInstanceContainer, public virt private: GtkScrolledWindow* m_pScrolledWindow; GtkWidget *m_pOrigViewport; + GtkCssProvider* m_pScrollBarCssProvider; GtkAdjustment* m_pVAdjustment; GtkAdjustment* m_pHAdjustment; gulong m_nVAdjustChangedSignalId; @@ -5792,6 +5793,7 @@ public: : GtkInstanceContainer(GTK_CONTAINER(pScrolledWindow), pBuilder, bTakeOwnership) , m_pScrolledWindow(pScrolledWindow) , m_pOrigViewport(nullptr) + , m_pScrollBarCssProvider(nullptr) , m_pVAdjustment(gtk_scrolled_window_get_vadjustment(m_pScrolledWindow)) , m_pHAdjustment(gtk_scrolled_window_get_hadjustment(m_pScrolledWindow)) , m_nVAdjustChangedSignalId(g_signal_connect(m_pVAdjustment, "value-changed", G_CALLBACK(signalVAdjustValueChanged), this)) @@ -6018,6 +6020,38 @@ public: g_signal_handler_unblock(m_pHAdjustment, m_nHAdjustChangedSignalId); } + virtual void customize_scrollbars(const Color& rBackgroundColor, + const Color& rShadowColor, + const Color& rFaceColor, int nThickness) override + { + GtkWidget *pHorzBar = gtk_scrolled_window_get_hscrollbar(m_pScrolledWindow); + GtkWidget *pVertBar = gtk_scrolled_window_get_vscrollbar(m_pScrolledWindow); + GtkStyleContext *pHorzContext = gtk_widget_get_style_context(pHorzBar); + GtkStyleContext *pVertContext = gtk_widget_get_style_context(pVertBar); + if (m_pScrollBarCssProvider) + { + gtk_style_context_remove_provider(pHorzContext, GTK_STYLE_PROVIDER(m_pScrollBarCssProvider)); + gtk_style_context_remove_provider(pVertContext, GTK_STYLE_PROVIDER(m_pScrollBarCssProvider)); + } + + m_pScrollBarCssProvider = gtk_css_provider_new(); + OUString aBuffer = "scrollbar contents trough { background-color: #" + rBackgroundColor.AsRGBHexString() + "; } " + "scrollbar contents trough slider { background-color: #" + rShadowColor.AsRGBHexString() + "; } " + "scrollbar contents button { background-color: #" + rFaceColor.AsRGBHexString() + "; } " + "scrollbar contents button { color: #000000; } " + "scrollbar contents button:disabled { color: #7f7f7f; }"; + OString aResult = OUStringToOString(aBuffer, RTL_TEXTENCODING_UTF8); + gtk_css_provider_load_from_data(m_pScrollBarCssProvider, aResult.getStr(), aResult.getLength(), nullptr); + + gtk_style_context_add_provider(pHorzContext, GTK_STYLE_PROVIDER(m_pScrollBarCssProvider), + GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); + gtk_style_context_add_provider(pVertContext, GTK_STYLE_PROVIDER(m_pScrollBarCssProvider), + GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); + + gtk_widget_set_size_request(pHorzBar, -1, nThickness); + gtk_widget_set_size_request(pVertBar, nThickness, -1); + } + virtual ~GtkInstanceScrolledWindow() override { // we use GtkInstanceContainer::[disable|enable]_notify_events later on @@ -6025,6 +6059,15 @@ public: g_signal_handler_disconnect(m_pVAdjustment, m_nVAdjustChangedSignalId); g_signal_handler_disconnect(m_pHAdjustment, m_nHAdjustChangedSignalId); + if (m_pScrollBarCssProvider) + { + GtkStyleContext *pHorzContext = gtk_widget_get_style_context(gtk_scrolled_window_get_hscrollbar(m_pScrolledWindow)); + GtkStyleContext *pVertContext = gtk_widget_get_style_context(gtk_scrolled_window_get_vscrollbar(m_pScrolledWindow)); + gtk_style_context_remove_provider(pHorzContext, GTK_STYLE_PROVIDER(m_pScrollBarCssProvider)); + gtk_style_context_remove_provider(pVertContext, GTK_STYLE_PROVIDER(m_pScrollBarCssProvider)); + m_pScrollBarCssProvider = nullptr; + } + //put it back the way it was if (!m_pOrigViewport) return; |