Start a "text entry widgets" module

piker/ui/_text_entry.py

@@ -0,0 +1,81 @@
+# piker: trading gear for hackers
+# Copyright (C) Tyler Goodlet (in stewardship for pikers)
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+'''
+Text entry widgets (mostly for configuration).
+
+'''
+from PyQt5 import QtCore, QtGui
+from PyQt5 import QtWidgets
+
+from ._search import FontAndChartAwareLineEdit
+from ._style import hcolor, _font
+
+
+class LabeledTextInput(QtGui.QWidget):
+
+    def __init__(
+        self,
+        godwidget: 'GodWidget',  # type: ignore # noqa
+        parent=None,
+
+    ) -> None:
+        super().__init__(parent or godwidget)
+
+        # size it as we specify
+        self.setSizePolicy(
+            QtWidgets.QSizePolicy.Fixed,
+            QtWidgets.QSizePolicy.Fixed,
+        )
+
+        self.godwidget = godwidget
+
+        # split layout for the (label:| text bar entry)
+        self.hbox = QtGui.QHBoxLayout(self)
+        self.hbox.setContentsMargins(0, 0, 0, 0)
+        self.hbox.setSpacing(4)
+
+        # add label to left of search bar
+        self.label = label = QtGui.QLabel(parent=self)
+        label.setTextFormat(3)  # markdown
+        label.setFont(_font.font)
+        label.setStyleSheet(
+            f"QLabel {{ color : {hcolor('gunmetal')}; }}"
+        )
+        label.setMargin(4)
+        label.setText("`$cap:`")
+        label.setAlignment(
+            QtCore.Qt.AlignVCenter
+            | QtCore.Qt.AlignLeft
+        )
+        label.show()
+
+        self.hbox.addWidget(label)
+
+        self.edit = FontAndChartAwareLineEdit(
+            parent=self,
+            parent_chart=godwidget,
+        )
+        self.edit.set_width_in_chars(6)
+        self.edit.setText('5000')
+        self.hbox.addWidget(self.edit)
+
+    def sizeHint(self) -> QtCore.QSize:
+        """
+        Scale edit box to size of dpi aware font.
+
+        """
+        return self.edit.sizeHint()