Initial commit

views/components/tab_navigation.py

@@ -0,0 +1,130 @@
+"""
+Tab Navigation Component nach Styleguide
+"""
+
+from PyQt5.QtWidgets import QWidget, QHBoxLayout, QPushButton, QLabel
+from PyQt5.QtCore import pyqtSignal, Qt
+from PyQt5.QtGui import QFont
+
+
+class TabNavigation(QWidget):
+    """
+    Tab-Navigation nach Styleguide mit zwei Modi:
+    - Plattformen (Standard)
+    - Accounts
+    """
+    
+    # Signal wird ausgelöst wenn Tab gewechselt wird (0=Plattformen, 1=Accounts)
+    tab_changed = pyqtSignal(int)
+    
+    def __init__(self, language_manager=None):
+        super().__init__()
+        self.language_manager = language_manager
+        self.current_tab = 0
+        self.init_ui()
+        
+        if self.language_manager:
+            self.language_manager.language_changed.connect(self.update_texts)
+            self.update_texts()
+    
+    def init_ui(self):
+        """Initialisiert die UI nach Styleguide"""
+        # Feste Höhe nach Styleguide
+        self.setFixedHeight(48)
+        
+        # Basis-Styling
+        self.setStyleSheet("""
+            QWidget {
+                background-color: #FFFFFF;
+                border-bottom: 1px solid #E2E8F0;
+            }
+        """)
+        
+        # Layout
+        layout = QHBoxLayout(self)
+        layout.setContentsMargins(40, 0, 40, 0)
+        layout.setSpacing(24)
+        
+        # Tab Buttons erstellen
+        self.platform_tab = self._create_tab_button("Plattformen", True)
+        self.platform_tab.clicked.connect(lambda: self._on_tab_clicked(0))
+        layout.addWidget(self.platform_tab)
+        
+        # Accounts Tab (ohne Badge)
+        self.accounts_tab = self._create_tab_button("Accounts", False)
+        self.accounts_tab.clicked.connect(lambda: self._on_tab_clicked(1))
+        layout.addWidget(self.accounts_tab)
+        
+        # Spacer
+        layout.addStretch()
+    
+    def _create_tab_button(self, text, active=False):
+        """Erstellt einen Tab-Button nach Styleguide"""
+        btn = QPushButton(text)
+        btn.setCheckable(True)
+        btn.setChecked(active)
+        btn.setCursor(Qt.PointingHandCursor)
+        
+        # Poppins Font
+        font = QFont("Poppins", 15)
+        font.setWeight(QFont.Medium)
+        btn.setFont(font)
+        
+        btn.setStyleSheet("""
+            QPushButton {
+                background: transparent;
+                border: none;
+                border-bottom: 2px solid transparent;
+                padding: 12px 24px;
+                font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
+                font-size: 15px;
+                font-weight: 500;
+                color: #4A5568;
+                min-width: 100px;
+            }
+            QPushButton:checked {
+                color: #1A365D;
+                border-bottom-color: #3182CE;
+            }
+            QPushButton:hover:!checked {
+                color: #2D3748;
+                background-color: #F7FAFC;
+            }
+            QPushButton:pressed {
+                color: #1A365D;
+            }
+        """)
+        
+        return btn
+    
+    def _on_tab_clicked(self, index):
+        """Behandelt Tab-Klicks"""
+        if self.current_tab != index:
+            self.current_tab = index
+            
+            # Update button states
+            self.platform_tab.setChecked(index == 0)
+            self.accounts_tab.setChecked(index == 1)
+            
+            # Emit signal
+            self.tab_changed.emit(index)
+    
+    def set_active_tab(self, index):
+        """Setzt den aktiven Tab programmatisch"""
+        self._on_tab_clicked(index)
+    
+    def update_account_count(self, count):
+        """Deprecated: Account-Anzahl wird nicht mehr im Tab angezeigt"""
+        pass
+            
+    def update_texts(self):
+        """Aktualisiert die Texte gemäß der aktuellen Sprache"""
+        if not self.language_manager:
+            return
+            
+        self.platform_tab.setText(
+            self.language_manager.get_text("platform_selector.platforms_tab", "Plattformen")
+        )
+        self.accounts_tab.setText(
+            self.language_manager.get_text("platform_selector.accounts_tab", "Accounts")
+        )