Add tabler-icons

Add rcc dependency to create dumps of svg files

4 files changed, 69 insertions, 29 deletions

diff --git a/src/mainwindow/widgets/navigationbar.cpp b/src/mainwindow/widgets/navigationbar.cpp
index 799ebec..0338bb7 100644
--- a/src/mainwindow/widgets/navigationbar.cpp
+++ b/src/mainwindow/widgets/navigationbar.cpp
@@ -28,7 +28,7 @@ NavigationBar::NavigationBar(QWidget *parent)
     Configuration config;
 
     // Back button
-    backAction = addAction(Util::icon(QStyle::SP_ArrowBack), tr("Back"));
+    backAction = addAction(Util::icon<QStyle::SP_ArrowBack>(), tr("Back"));
     config.shortcut<QAction>(*backAction, "shortcuts.navigation.back");
     connect(backAction, &QAction::triggered, this, [this]() {
         m_view->history()->back();
@@ -56,7 +56,7 @@ NavigationBar::NavigationBar(QWidget *parent)
     });
 
     // Forward button
-    forwardAction = addAction(Util::icon(QStyle::SP_ArrowForward), tr("Forward"));
+    forwardAction = addAction(Util::icon<QStyle::SP_ArrowForward>(), tr("Forward"));
     config.shortcut<QAction>(*forwardAction, "shortcuts.navigation.forward");
     connect(forwardAction, &QAction::triggered, this, [this]() {
         m_view->history()->forward();
@@ -84,7 +84,7 @@ NavigationBar::NavigationBar(QWidget *parent)
     });
 
     // Stop/Refresh button
-    stopReloadAction = addAction(Util::icon(QStyle::SP_BrowserReload), tr("Refresh"));
+    stopReloadAction = addAction(Util::icon<QStyle::SP_BrowserReload>(), tr("Refresh"));
     config.shortcut<QAction>(*stopReloadAction, "shortcuts.navigation.refresh");
     connect(stopReloadAction, &QAction::triggered, this, [this]() {
         if(m_view->isLoaded())
@@ -99,7 +99,7 @@ NavigationBar::NavigationBar(QWidget *parent)
     });
 
     // Home button
-    homeAction = addAction(Util::icon(QStyle::SP_DirHomeIcon), tr("Home"));
+    homeAction = addAction(Util::icon<QStyle::SP_DirHomeIcon>(), tr("Home"));
     config.shortcut<QAction>(*homeAction, "shortcuts.navigation.home");
     connect(homeAction, &QAction::triggered, this, [this]() {
         m_view->load(m_view->profile()->homepage());
@@ -138,12 +138,12 @@ void NavigationBar::update_loadStarted()
 {
     backAction->setEnabled(m_view->history()->canGoForward());
     forwardAction->setEnabled(m_view->history()->canGoForward());
-    stopReloadAction->setIcon(Util::icon(QStyle::SP_BrowserStop));
+    stopReloadAction->setIcon(Util::icon<QStyle::SP_BrowserStop>());
 }
 
 void NavigationBar::update_loadFinished()
 {
     backAction->setEnabled(m_view->history()->canGoBack());
     forwardAction->setEnabled(m_view->history()->canGoForward());
-    stopReloadAction->setIcon(Util::icon(QStyle::SP_BrowserReload));
+    stopReloadAction->setIcon(Util::icon<QStyle::SP_BrowserReload>());
 }
diff --git a/src/meson.build b/src/meson.build
index aa98d61..062dae4 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -1,12 +1,21 @@
 python = import('python')
 python3 = python.find_installation('python3')
  
+rcc_exe = subproject('rcc').get_variable('rcc_exe')
+icons = subproject('tabler-icons').get_variable('smolbote_icons')
+
 poi_settings_h = custom_target('default_config_value',
   input: files('../scripts/gen-default-cfg.py', '../Kconfig', '..'/host_machine.system()/'.config', 'settings.h.in'),
   output: 'settings.h',
   command: [ python3, '@INPUT0@', '--kconfig=@INPUT1@', '--dotconfig=@INPUT2@', '--input=@INPUT3@', '--output=@OUTPUT@' ]
 )
 
+poi_icons_h = custom_target('poi_icons_h',
+  input: icons,
+  output: 'icons.h',
+  command: [ python3, rcc_exe, '-o=@OUTPUT@', 'dump', '-ns=icons', '@INPUT@' ]
+)
+
 subdir('about')
 subdir('webengine')
 
@@ -48,6 +57,6 @@ poi_sourceset.add(files(
     'subwindow/subwindow.cpp',
     'subwindow/tabwidget.cpp',
 ),
-  version_h, poi_settings_h
+  version_h, poi_settings_h, poi_icons_h
 )
 
diff --git a/src/util.cpp b/src/util.cpp
index fe74175..3dc5f8d 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -7,9 +7,9 @@
  */
 
 #include "util.h"
+#include <QApplication>
 #include <QDir>
 #include <QFileInfo>
-#include <QApplication>
 #include <spdlog/spdlog.h>
 
 #define ListSeparator QLatin1String(";")
@@ -47,22 +47,3 @@ const QStringList Util::files(const QString &location, const QStringList &nameFi
     return filelist;
 }
 
-// icon names: https://specifications.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html
-QIcon Util::icon(QStyle::StandardPixmap id) {
-    switch(id) {
-    case QStyle::SP_ArrowBack:
-        return QIcon::fromTheme("go-previous", qApp->style()->standardIcon(id));
-    case QStyle::SP_ArrowForward:
-        return QIcon::fromTheme("go-next", qApp->style()->standardIcon(id));
-    case QStyle::SP_BrowserStop:
-        return QIcon::fromTheme("process-stop", qApp->style()->standardIcon(id));
-    case QStyle::SP_BrowserReload:
-        return QIcon::fromTheme("view-refresh", qApp->style()->standardIcon(id));
-    case QStyle::SP_DirHomeIcon:
-        return QIcon::fromTheme("go-home", qApp->style()->standardIcon(id));
-
-    default:
-        spdlog::warn("FIXME: unhandled StandardPixmap {}", id);
-        return qApp->style()->standardIcon(id);
-    }
-}
diff --git a/src/util.h b/src/util.h
index d96dc19..6882854 100644
--- a/src/util.h
+++ b/src/util.h
@@ -9,15 +9,65 @@
 #ifndef SMOLBOTE_UTIL_H
 #define SMOLBOTE_UTIL_H
 
-#include <QStringList>
+#include "icons.h"
 #include <QIcon>
+#include <QPainter>
+#include <QStringList>
 #include <QStyle>
+#include <QSvgRenderer>
 
 namespace Util {
 
 const QStringList files(const QString &location, const QStringList &nameFilters = QStringList());
-[[nodiscard]] QIcon icon(QStyle::StandardPixmap id);
 
+template <QStyle::StandardPixmap id>
+inline QIcon icon()
+{
+    using namespace std::literals;
+
+    constexpr auto data = icons::get([] {
+        switch(id) {
+        case QStyle::SP_ArrowBack:
+            return "arrow-left.svg"sv;
+        case QStyle::SP_ArrowForward:
+            return "arrow-right.svg"sv;
+        case QStyle::SP_BrowserStop:
+            return "circle-x.svg"sv;
+        case QStyle::SP_BrowserReload:
+            return "refresh.svg"sv;
+        case QStyle::SP_DirHomeIcon:
+            return "home.svg"sv;
+        default:
+            return "__unknown__"sv;
+        }
+    });
+
+    QIcon m;
+
+    // This is a horrible hack that will one day be hopefully fixed:
+    // When rendering an svg, you can't actually pick a stroke color through
+    // QPainter::setBrush or QPainter::setPen. So instead, replace the stroke
+    // color in the data (stroke="currentColor") and then rerender it.
+
+    QSvgRenderer renderer;
+    QByteArray arr(data.data(), data.size());
+    for(const auto mode : { QIcon::Normal /*, QIcon::Disabled, QIcon::Active, QIcon::Selected*/ }) {
+        for(const auto toggle : { QIcon::On, QIcon::Off }) {
+            renderer.load(arr.replace("currentColor", (toggle == QIcon::On ? "black" : "gray")));
+
+            QPixmap pm(renderer.defaultSize());
+            pm.fill(Qt::transparent);
+
+            QPainter painter(&pm);
+            painter.setBrush(Qt::green);
+            painter.setPen(Qt::green);
+            renderer.render(&painter, pm.rect());
+
+            m.addPixmap(pm, mode, toggle);
+        }
+    }
+    return m;
 }
+} // namespace Util
 
 #endif // SMOLBOTE_UTIL_H