haikuports/media-sound/waveedit/patches/osdialog.patchset

From 43917c33d6c824ab6a5662c34c2479596f1dd88d Mon Sep 17 00:00:00 2001
From: Gerasim Troeglazov <3dEyes@gmail.com>
Date: Thu, 21 Apr 2022 14:48:55 +1000
Subject: Add Haiku support


diff --git a/osdialog_haiku.cpp b/osdialog_haiku.cpp
new file mode 100644
index 0000000..b100791
--- /dev/null
+++ b/osdialog_haiku.cpp
@@ -0,0 +1,146 @@
+#include "osdialog.h"
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <Path.h>
+#include <Entry.h>
+#include <Looper.h>
+#include <Messenger.h>
+#include <FilePanel.h>
+#include <FindDirectory.h>
+#include <Window.h>
+#include <OS.h>
+
+class DirectoryRefFilter : public BRefFilter {
+public:
+	virtual ~DirectoryRefFilter() {	};
+	virtual bool Filter(const entry_ref* ref, BNode* node,
+		struct stat_beos* stat, const char* filetype)
+	{
+		return node->IsDirectory();
+	}
+};
+
+class FilePanelLooper :public BLooper {
+public:
+	FilePanelLooper(BFilePanel *panel);
+	virtual	void MessageReceived(BMessage* message);
+	BPath GetPath() { return path; }
+	uint32 GetState() { return state; }
+private:
+	BFilePanel *filePanel;
+	uint32 state;
+	BPath path;
+};
+
+FilePanelLooper::FilePanelLooper(BFilePanel *panel) : 
+	BLooper("PanelLooper"),	
+	filePanel(panel),
+	state(B_ERROR)
+{	
+	path.Unset();
+}
+
+void FilePanelLooper::MessageReceived(BMessage* message)
+{
+	switch (message->what) {
+		case B_REFS_RECEIVED:
+			{
+				entry_ref ref;
+				if (message->FindRef("refs", &ref) == B_OK) {
+					path.SetTo(&ref);
+					state = B_OK;
+				}
+				break;
+			}
+		case B_SAVE_REQUESTED:
+			{
+				entry_ref ref;
+				const char *name;
+				message->FindRef("directory", &ref);
+				BDirectory  dir(&ref);
+				path.SetTo(&dir, NULL, false);
+				message->FindString("name", &name);
+				path.Append(name);
+				state = B_OK;
+				break;
+			}
+		case B_CANCEL:
+			{
+				if (state != B_OK)
+					state = B_CANCEL;
+				break;
+			}
+		default:
+			break;
+	}
+}
+
+char *osdialog_file(osdialog_file_action action, const char *path, const char *filename, const char *filters) {
+	if (action == OSDIALOG_OPEN || action == OSDIALOG_OPEN_DIR) {
+		bool openDirMode = action == OSDIALOG_OPEN_DIR;
+		uint32 flavors = openDirMode ? B_DIRECTORY_NODE: (B_FILE_NODE | B_SYMLINK_NODE);
+		BFilePanel openPanel(B_OPEN_PANEL, NULL, NULL, flavors, false, NULL,
+			openDirMode ? new DirectoryRefFilter() : NULL, true, true);
+		FilePanelLooper *looper = new FilePanelLooper(&openPanel);
+		openPanel.SetTarget(BMessenger(looper));
+		openPanel.SetPanelDirectory(path);
+		if (openDirMode)
+			openPanel.Window()->SetTitle("Open Folder");
+		looper->Run();
+		openPanel.Show();
+
+		while (openPanel.IsShowing())
+			snooze(100);
+
+		printf("open %d %d (%d %d %d)\n", openDirMode, looper->GetState(), B_CANCEL, B_OK, B_ERROR);
+
+		entry_ref ref;
+		openPanel.Rewind();
+		if (openPanel.GetNextSelectedRef(&ref) == B_OK && looper->GetState() != B_CANCEL) {
+			looper->Lock();
+			looper->Quit();
+			BPath path(&ref);
+			return strdup(path.Path());
+		}
+		if (openDirMode && looper->GetState() != B_CANCEL) {
+			looper->Lock();
+			looper->Quit();
+			openPanel.GetPanelDirectory(&ref);
+			BPath path(&ref);
+			return strdup(path.Path());
+		}
+
+		looper->Lock();
+		looper->Quit();
+	} else if (action == OSDIALOG_SAVE) {
+		BFilePanel savePanel(B_SAVE_PANEL, NULL, NULL, 0, false, NULL, NULL, true, true);
+		FilePanelLooper *looper = new FilePanelLooper(&savePanel);
+		savePanel.SetTarget(BMessenger(looper));
+		savePanel.SetPanelDirectory(path);
+		savePanel.SetSaveText(filename);
+		looper->Run();
+		savePanel.Show();
+
+		while (savePanel.IsShowing())
+			snooze(100);
+
+		if (looper->GetPath().InitCheck() == B_OK && looper->GetState() == B_OK) {
+			BPath path = looper->GetPath();
+			looper->Lock();
+			looper->Quit();
+			return strdup(path.Path());
+		}
+
+		looper->Lock();
+		looper->Quit();
+	}
+
+	return NULL;
+}
+
+
+void osdialog_color_picker() {
+	printf("osdialog_color_picker\n");
+}
-- 
2.30.2