From 14c76e247f982b153adba005283826a2b722f89f Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Sun, 16 Apr 2017 21:33:38 +0200
Subject: Hacky filebrowser-as-a-Dialog implementation.

---
 plugingui/filebrowser.cc           | 21 +++++++++++++++++++++
 plugingui/filebrowser.h            | 12 ++++++++++++
 plugingui/tests/filebrowsertest.cc | 20 +++++++++++++++++++-
 3 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/plugingui/filebrowser.cc b/plugingui/filebrowser.cc
index 50e34c3..3d3df99 100644
--- a/plugingui/filebrowser.cc
+++ b/plugingui/filebrowser.cc
@@ -69,6 +69,8 @@ FileBrowser::FileBrowser(Widget* parent)
 	CONNECT(&lineedit, enterPressedNotifier, this, &FileBrowser::handleKeyEvent);
 	CONNECT(&listbox, selectionNotifier,
 	        this, &FileBrowser::listSelectionChanged);
+	CONNECT(this, fileSelectNotifier,
+	        this, &FileBrowser::select);
 
 	btn_sel.setText("Select");
 	CONNECT(&btn_sel, clickNotifier, this, &FileBrowser::selectButtonClicked);
@@ -166,6 +168,15 @@ void FileBrowser::handleKeyEvent()
 
 void FileBrowser::cancel()
 {
+	has_filename = false;
+	hide();
+	fileSelectCancelNotifier();
+}
+
+void FileBrowser::select(const std::string& file)
+{
+	has_filename = true;
+	filename = file;
 	hide();
 }
 
@@ -255,4 +266,14 @@ void FileBrowser::changeDir()
 	listbox.addItems(items);
 }
 
+std::string FileBrowser::getFilename() const
+{
+	return filename;
+}
+
+bool FileBrowser::hasFilename() const
+{
+	return has_filename;
+}
+
 } // GUI::
diff --git a/plugingui/filebrowser.h b/plugingui/filebrowser.h
index 7b31864..ff8a7e8 100644
--- a/plugingui/filebrowser.h
+++ b/plugingui/filebrowser.h
@@ -49,12 +49,20 @@ public:
 	void setPath(const std::string& path);
 
 	Notifier<const std::string&> fileSelectNotifier; // (const std::string& path)
+	Notifier<> fileSelectCancelNotifier;
 
 	// From Widget:
 	bool isFocusable() override { return true; }
 	virtual void repaintEvent(RepaintEvent* repaintEvent) override;
 	virtual void resize(std::size_t width, std::size_t height) override;
 
+	//! Return the filename selected in the browser.
+	std::string getFilename() const;
+
+	//! Returns true if the filebrowser has a selection, false if the window was
+	//! closed or the cancel button was clicked.
+	bool hasFilename() const;
+
 private:
 	void listSelectionChanged();
 	void selectButtonClicked();
@@ -68,6 +76,7 @@ private:
 #endif
 
 	void cancel();
+	void select(const std::string& file);
 	void changeDir();
 
 	Label lbl_path;
@@ -79,6 +88,9 @@ private:
 	Button btn_esc;
 
 	Image back;
+
+	bool has_filename{false};
+	std::string filename;
 };
 
 } // GUI::
diff --git a/plugingui/tests/filebrowsertest.cc b/plugingui/tests/filebrowsertest.cc
index cfe5aa2..c558fab 100644
--- a/plugingui/tests/filebrowsertest.cc
+++ b/plugingui/tests/filebrowsertest.cc
@@ -53,6 +53,14 @@ public:
 
 		CONNECT(file_browser.eventHandler(), closeNotifier,
 		        this, &TestWindow::dialogCloseEventHandler);
+
+		CONNECT(&file_browser, fileSelectNotifier,
+		        this, &TestWindow::fileSelected);
+
+		CONNECT(&file_browser, fileSelectCancelNotifier,
+		        this, &TestWindow::fileCanceled);
+
+
 		button.move(0, 0);
 		button.resize(120, 30);
 		button.setText("Browse...");
@@ -65,6 +73,16 @@ public:
 		        this, &TestWindow::dialogShow);
 	}
 
+	void fileSelected(const std::string& filename)
+	{
+		label.setText(filename);
+	}
+
+	void fileCanceled()
+	{
+		label.setText("[Canceled]");
+	}
+
 	void closeEventHandler()
 	{
 		closing = true;
@@ -78,7 +96,7 @@ public:
 	void dialogShow()
 	{
 		file_browser.show();
-		//file_browser.resize(300, 300);
+		file_browser.resize(300, 300);
 	}
 
 	bool processEvents()
-- 
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