Add seq track file drop

Do-sth-sharp · Jun 8, 2024 · c489579 · c489579
1 parent 59ae3a5
commit c489579
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Showing 3 changed files with 61 additions and 1 deletion.
diff --git a/src/audioCore/Utils.cpp b/src/audioCore/Utils.cpp
@@ -292,7 +292,7 @@ namespace utils {
  }
 
  const juce::StringArray getMidiFormatsSupported(bool /*isWrite*/) {
- return juce::StringArray{ "*.mid" };
+ return juce::StringArray{ "*.mid", "*.midi", "*.smf" };
  }
 
  juce::AudioFormat* findAudioFormatForExtension(const juce::String& extension, bool isWrite) {

diff --git a/src/ui/component/sequencer/SeqTrackComponent.cpp b/src/ui/component/sequencer/SeqTrackComponent.cpp
@@ -446,6 +446,60 @@ void SeqTrackComponent::itemDropped(const SourceDetails& dragSourceDetails) {
  }
 }
 
+bool SeqTrackComponent::isInterestedInFileDrag(const juce::StringArray& files) {
+ juce::StringArray audioFormats = quickAPI::getAudioFormatsSupported(false);
+ juce::StringArray midiFormats = quickAPI::getMidiFormatsSupported(false);
+
+ int audioCount = 0, midiCount = 0;
+
+ for (auto& filePath : files) {
+ juce::File file(filePath);
+ juce::String fileType = "*" + file.getFileExtension();
+
+ if (audioFormats.contains(fileType)) {
+ audioCount++;
+ }
+ else if (midiFormats.contains(fileType)) {
+ midiCount++;
+ }
+
+ if (audioCount > 1 || midiCount > 1) { return false; }
+ }
+
+ if (audioCount + midiCount <= 0) { return false; }
+ return audioCount <= 1 && midiCount <= 1;
+}
+
+void SeqTrackComponent::fileDragEnter(const juce::StringArray& files, int /*x*/, int /*y*/) {
+ if (!this->isInterestedInFileDrag(files)) { return; }
+ this->preDrop();
+}
+
+void SeqTrackComponent::fileDragExit(const juce::StringArray& files) {
+ if (!this->isInterestedInFileDrag(files)) { return; }
+ this->endDrop();
+}
+
+void SeqTrackComponent::filesDropped(const juce::StringArray& files, int /*x*/, int /*y*/) {
+ if (!this->isInterestedInFileDrag(files)) { return; }
+ this->endDrop();
+
+ juce::StringArray audioFormats = quickAPI::getAudioFormatsSupported(false);
+ juce::StringArray midiFormats = quickAPI::getMidiFormatsSupported(false);
+
+ for (auto& filePath : files) {
+ juce::File file(filePath);
+ juce::String fileType = "*" + file.getFileExtension();
+
+ if (audioFormats.contains(fileType)) {
+ /** TODO Load Audio */
+ }
+ else if (midiFormats.contains(fileType)) {
+ /** TODO Load MIDI */
+ }
+ }
+}
+
 void SeqTrackComponent::editTrackName() {
  CoreActions::setSeqNameGUI(this->index);
 }

diff --git a/src/ui/component/sequencer/SeqTrackComponent.h b/src/ui/component/sequencer/SeqTrackComponent.h
@@ -11,6 +11,7 @@
 class SeqTrackComponent final
  : public juce::Component,
  public juce::DragAndDropTarget,
+ public juce::FileDragAndDropTarget,
  public juce::SettableTooltipClient {
 public:
  using ScrollFunc = std::function<void(double)>;
@@ -44,6 +45,11 @@ class SeqTrackComponent final
  void itemDragExit(const SourceDetails& dragSourceDetails) override;
  void itemDropped(const SourceDetails& dragSourceDetails) override;
 
+ bool isInterestedInFileDrag(const juce::StringArray& files) override;
+ void fileDragEnter(const juce::StringArray& files, int x, int y) override;
+ void fileDragExit(const juce::StringArray& files) override;
+ void filesDropped(const juce::StringArray& files, int x, int y) override;
+
 private:
  int index = -1;
  juce::Colour trackColor, idColor;