feat: add custom adb path

Close #111

QtScrcpy/adb/adbprocess.cpp

@@ -5,6 +5,7 @@
 #include <QProcess>
 
 #include "adbprocess.h"
+#include "config.h"
 
 QString AdbProcess::s_adbPath = "";
 
@@ -25,9 +26,14 @@ const QString &AdbProcess::getAdbPath()
     if (s_adbPath.isEmpty()) {
         s_adbPath = QString::fromLocal8Bit(qgetenv("QTSCRCPY_ADB_PATH"));
         QFileInfo fileInfo(s_adbPath);
+        if (s_adbPath.isEmpty() || !fileInfo.isFile()) {
+            s_adbPath = Config::getInstance().getAdbPath();
+        }
+        fileInfo = s_adbPath;
         if (s_adbPath.isEmpty() || !fileInfo.isFile()) {
             s_adbPath = QCoreApplication::applicationDirPath() + "/adb";
         }
+        qInfo("adb path: %s", QDir(s_adbPath).absolutePath().toUtf8().data());
     }
     return s_adbPath;
 }

QtScrcpy/util/config.cpp

@@ -31,6 +31,9 @@
 #define COMMON_RENDER_EXPIRED_FRAMES_KEY "RenderExpiredFrames"
 #define COMMON_RENDER_EXPIRED_FRAMES_DEF 0
 
+#define COMMON_ADB_PATH_KEY "AdbPath"
+#define COMMON_ADB_PATH_DEF ""
+
 // user data
 #define COMMON_RECORD_KEY "RecordPath"
 #define COMMON_RECORD_DEF ""
@@ -253,6 +256,15 @@ QString Config::getServerPath()
     return serverPath;
 }
 
+QString Config::getAdbPath()
+{
+    QString adbPath;
+    m_settings->beginGroup(GROUP_COMMON);
+    adbPath = m_settings->value(COMMON_ADB_PATH_KEY, COMMON_ADB_PATH_DEF).toString();
+    m_settings->endGroup();
+    return adbPath;
+}
+
 QString Config::getTitle()
 {
     QString title;

QtScrcpy/util/config.h

@@ -20,6 +20,7 @@ public:
     int getRenderExpiredFrames();
     QString getPushFilePath();
     QString getServerPath();
+    QString getAdbPath();
 
     // user data
     QString getRecordPath();

config/config.ini

@@ -1,8 +1,6 @@
 [common]
 # 窗口标题
 WindowTitle=QtScrcpy
-# 录制文件保存路径（必须以/作为分隔符）
-RecordPath=
 # 推送到安卓设备的文件保存路径（必须以/结尾）
 PushFilePath=/sdcard/
 # 最大fps（仅支持Android 10以上）
@@ -15,3 +13,5 @@ UseDesktopOpenGL=-1
 ServerVersion=1.12.1
 # scrcpy-server推送到安卓设备的路径
 ServerPath=/data/local/tmp/scrcpy-server.jar
+# 自定义adb路径，例如D:/android/tools/adb.exe
+AdbPath=